Home / 1,572,007.50-2,169,268.29-927,279.90

Finding the Fourth Proportional to 1,572,007.50, 2,169,268.29 and 927,279.90

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Solution

The fourth proportional to 1,572,007.50, 2,169,268.29 and 927,279.90 is: 1,279,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,007.50 : 2,169,268.29 = 927,279.90 : x
  2. Step 2: Convert to fraction form
    1,572,007.50/2,169,268.29 = 927,279.90/x
  3. Step 3: Cross multiply
    1,572,007.50x = 2,169,268.29 × 927,279.90
  4. Step 4: Simplify right side
    1,572,007.50x = 2,011,518,883,024.37
  5. Step 5: Solve for x
    x = 2,011,518,883,024.37/1,572,007.50
  6. Step 6: Final answer
    x = 1,279,586.06

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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.