Home / 1,563,127.32-2,157,521.22-884,457.48

Finding the Fourth Proportional to 1,563,127.32, 2,157,521.22 and 884,457.48

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Solution

The fourth proportional to 1,563,127.32, 2,157,521.22 and 884,457.48 is: 1,220,780.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,127.32 : 2,157,521.22 = 884,457.48 : x
  2. Step 2: Convert to fraction form
    1,563,127.32/2,157,521.22 = 884,457.48/x
  3. Step 3: Cross multiply
    1,563,127.32x = 2,157,521.22 × 884,457.48
  4. Step 4: Simplify right side
    1,563,127.32x = 1,908,235,781,287.73
  5. Step 5: Solve for x
    x = 1,908,235,781,287.73/1,563,127.32
  6. Step 6: Final answer
    x = 1,220,780.78

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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.