Home / 1,314,808.80-1,972,990.80-473,251.20

Finding the Fourth Proportional to 1,314,808.80, 1,972,990.80 and 473,251.20

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Solution

The fourth proportional to 1,314,808.80, 1,972,990.80 and 473,251.20 is: 710,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,808.80 : 1,972,990.80 = 473,251.20 : x
  2. Step 2: Convert to fraction form
    1,314,808.80/1,972,990.80 = 473,251.20/x
  3. Step 3: Cross multiply
    1,314,808.80x = 1,972,990.80 × 473,251.20
  4. Step 4: Simplify right side
    1,314,808.80x = 933,720,263,688.96
  5. Step 5: Solve for x
    x = 933,720,263,688.96/1,314,808.80
  6. Step 6: Final answer
    x = 710,156.69

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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.