Home / 1,762,530.80-2,643,882.60-922,722.80

Finding the Fourth Proportional to 1,762,530.80, 2,643,882.60 and 922,722.80

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Solution

The fourth proportional to 1,762,530.80, 2,643,882.60 and 922,722.80 is: 1,384,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,530.80 : 2,643,882.60 = 922,722.80 : x
  2. Step 2: Convert to fraction form
    1,762,530.80/2,643,882.60 = 922,722.80/x
  3. Step 3: Cross multiply
    1,762,530.80x = 2,643,882.60 × 922,722.80
  4. Step 4: Simplify right side
    1,762,530.80x = 2,439,570,755,543.28
  5. Step 5: Solve for x
    x = 2,439,570,755,543.28/1,762,530.80
  6. Step 6: Final answer
    x = 1,384,129.43

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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.