Home / 1,426,741.60-2,139,490.02-539,655.52

Finding the Fourth Proportional to 1,426,741.60, 2,139,490.02 and 539,655.52

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Solution

The fourth proportional to 1,426,741.60, 2,139,490.02 and 539,655.52 is: 809,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,741.60 : 2,139,490.02 = 539,655.52 : x
  2. Step 2: Convert to fraction form
    1,426,741.60/2,139,490.02 = 539,655.52/x
  3. Step 3: Cross multiply
    1,426,741.60x = 2,139,490.02 × 539,655.52
  4. Step 4: Simplify right side
    1,426,741.60x = 1,154,587,599,277.91
  5. Step 5: Solve for x
    x = 1,154,587,599,277.91/1,426,741.60
  6. Step 6: Final answer
    x = 809,247.87

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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.