Home / 1,170,011.81-1,755,017.72-283,547.81

Finding the Fourth Proportional to 1,170,011.81, 1,755,017.72 and 283,547.81

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Solution

The fourth proportional to 1,170,011.81, 1,755,017.72 and 283,547.81 is: 425,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,011.81 : 1,755,017.72 = 283,547.81 : x
  2. Step 2: Convert to fraction form
    1,170,011.81/1,755,017.72 = 283,547.81/x
  3. Step 3: Cross multiply
    1,170,011.81x = 1,755,017.72 × 283,547.81
  4. Step 4: Simplify right side
    1,170,011.81x = 497,631,435,050.30
  5. Step 5: Solve for x
    x = 497,631,435,050.30/1,170,011.81
  6. Step 6: Final answer
    x = 425,321.72

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.