Home / 1,915,658.52-2,872,654.95-549,131.27

Finding the Fourth Proportional to 1,915,658.52, 2,872,654.95 and 549,131.27

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Solution

The fourth proportional to 1,915,658.52, 2,872,654.95 and 549,131.27 is: 823,458.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,658.52 : 2,872,654.95 = 549,131.27 : x
  2. Step 2: Convert to fraction form
    1,915,658.52/2,872,654.95 = 549,131.27/x
  3. Step 3: Cross multiply
    1,915,658.52x = 2,872,654.95 × 549,131.27
  4. Step 4: Simplify right side
    1,915,658.52x = 1,577,464,660,965.29
  5. Step 5: Solve for x
    x = 1,577,464,660,965.29/1,915,658.52
  6. Step 6: Final answer
    x = 823,458.17

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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.