Home / 3,547,294.70-4,895,266.49-1,915,701.90

Finding the Fourth Proportional to 3,547,294.70, 4,895,266.49 and 1,915,701.90

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Solution

The fourth proportional to 3,547,294.70, 4,895,266.49 and 1,915,701.90 is: 2,643,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,294.70 : 4,895,266.49 = 1,915,701.90 : x
  2. Step 2: Convert to fraction form
    3,547,294.70/4,895,266.49 = 1,915,701.90/x
  3. Step 3: Cross multiply
    3,547,294.70x = 4,895,266.49 × 1,915,701.90
  4. Step 4: Simplify right side
    3,547,294.70x = 9,377,871,306,320.82
  5. Step 5: Solve for x
    x = 9,377,871,306,320.82/3,547,294.70
  6. Step 6: Final answer
    x = 2,643,668.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.