Home / 1,475,873.10-2,213,809.65-478,601.10

Finding the Fourth Proportional to 1,475,873.10, 2,213,809.65 and 478,601.10

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Solution

The fourth proportional to 1,475,873.10, 2,213,809.65 and 478,601.10 is: 717,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,873.10 : 2,213,809.65 = 478,601.10 : x
  2. Step 2: Convert to fraction form
    1,475,873.10/2,213,809.65 = 478,601.10/x
  3. Step 3: Cross multiply
    1,475,873.10x = 2,213,809.65 × 478,601.10
  4. Step 4: Simplify right side
    1,475,873.10x = 1,059,531,733,680.61
  5. Step 5: Solve for x
    x = 1,059,531,733,680.61/1,475,873.10
  6. Step 6: Final answer
    x = 717,901.65

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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.