Home / 1,699,823.76-2,549,141.46-501,428.04

Finding the Fourth Proportional to 1,699,823.76, 2,549,141.46 and 501,428.04

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Solution

The fourth proportional to 1,699,823.76, 2,549,141.46 and 501,428.04 is: 751,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,823.76 : 2,549,141.46 = 501,428.04 : x
  2. Step 2: Convert to fraction form
    1,699,823.76/2,549,141.46 = 501,428.04/x
  3. Step 3: Cross multiply
    1,699,823.76x = 2,549,141.46 × 501,428.04
  4. Step 4: Simplify right side
    1,699,823.76x = 1,278,211,005,970.54
  5. Step 5: Solve for x
    x = 1,278,211,005,970.54/1,699,823.76
  6. Step 6: Final answer
    x = 751,966.78

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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.