Home / 5,533,920-7,636,809.60-3,119,472

Finding the Fourth Proportional to 5,533,920, 7,636,809.60 and 3,119,472

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Solution

The fourth proportional to 5,533,920, 7,636,809.60 and 3,119,472 is: 4,304,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533,920 : 7,636,809.60 = 3,119,472 : x
  2. Step 2: Convert to fraction form
    5,533,920/7,636,809.60 = 3,119,472/x
  3. Step 3: Cross multiply
    5,533,920x = 7,636,809.60 × 3,119,472
  4. Step 4: Simplify right side
    5,533,920x = 23,822,813,716,531.20
  5. Step 5: Solve for x
    x = 23,822,813,716,531.20/5,533,920
  6. Step 6: Final answer
    x = 4,304,871.36

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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.