Home / 1,774,448.80-2,661,154.80-637,079.20

Finding the Fourth Proportional to 1,774,448.80, 2,661,154.80 and 637,079.20

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Solution

The fourth proportional to 1,774,448.80, 2,661,154.80 and 637,079.20 is: 955,432.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,448.80 : 2,661,154.80 = 637,079.20 : x
  2. Step 2: Convert to fraction form
    1,774,448.80/2,661,154.80 = 637,079.20/x
  3. Step 3: Cross multiply
    1,774,448.80x = 2,661,154.80 × 637,079.20
  4. Step 4: Simplify right side
    1,774,448.80x = 1,695,366,371,060.16
  5. Step 5: Solve for x
    x = 1,695,366,371,060.16/1,774,448.80
  6. Step 6: Final answer
    x = 955,432.68

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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.