Home / 1,426,572.48-2,139,519.20-573,646.16

Finding the Fourth Proportional to 1,426,572.48, 2,139,519.20 and 573,646.16

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Solution

The fourth proportional to 1,426,572.48, 2,139,519.20 and 573,646.16 is: 860,332.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,572.48 : 2,139,519.20 = 573,646.16 : x
  2. Step 2: Convert to fraction form
    1,426,572.48/2,139,519.20 = 573,646.16/x
  3. Step 3: Cross multiply
    1,426,572.48x = 2,139,519.20 × 573,646.16
  4. Step 4: Simplify right side
    1,426,572.48x = 1,227,326,973,326.27
  5. Step 5: Solve for x
    x = 1,227,326,973,326.27/1,426,572.48
  6. Step 6: Final answer
    x = 860,332.71

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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.