Home / 1,036,701.05-1,555,051.58-438,337.85

Finding the Fourth Proportional to 1,036,701.05, 1,555,051.58 and 438,337.85

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Solution

The fourth proportional to 1,036,701.05, 1,555,051.58 and 438,337.85 is: 657,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,701.05 : 1,555,051.58 = 438,337.85 : x
  2. Step 2: Convert to fraction form
    1,036,701.05/1,555,051.58 = 438,337.85/x
  3. Step 3: Cross multiply
    1,036,701.05x = 1,555,051.58 × 438,337.85
  4. Step 4: Simplify right side
    1,036,701.05x = 681,637,966,216.30
  5. Step 5: Solve for x
    x = 681,637,966,216.30/1,036,701.05
  6. Step 6: Final answer
    x = 657,506.78

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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.