Home / 4,667,377-7,001,065.50-1,121,521

Finding the Fourth Proportional to 4,667,377, 7,001,065.50 and 1,121,521

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Solution

The fourth proportional to 4,667,377, 7,001,065.50 and 1,121,521 is: 1,682,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667,377 : 7,001,065.50 = 1,121,521 : x
  2. Step 2: Convert to fraction form
    4,667,377/7,001,065.50 = 1,121,521/x
  3. Step 3: Cross multiply
    4,667,377x = 7,001,065.50 × 1,121,521
  4. Step 4: Simplify right side
    4,667,377x = 7,851,841,980,625.50
  5. Step 5: Solve for x
    x = 7,851,841,980,625.50/4,667,377
  6. Step 6: Final answer
    x = 1,682,281.50

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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.