Home / 1,146,210.48-1,581,972.12-662,698.80

Finding the Fourth Proportional to 1,146,210.48, 1,581,972.12 and 662,698.80

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Solution

The fourth proportional to 1,146,210.48, 1,581,972.12 and 662,698.80 is: 914,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,210.48 : 1,581,972.12 = 662,698.80 : x
  2. Step 2: Convert to fraction form
    1,146,210.48/1,581,972.12 = 662,698.80/x
  3. Step 3: Cross multiply
    1,146,210.48x = 1,581,972.12 × 662,698.80
  4. Step 4: Simplify right side
    1,146,210.48x = 1,048,371,025,557.46
  5. Step 5: Solve for x
    x = 1,048,371,025,557.46/1,146,210.48
  6. Step 6: Final answer
    x = 914,640.94

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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.