Home / 1,275,412.52-1,912,454.48-476,036.66

Finding the Fourth Proportional to 1,275,412.52, 1,912,454.48 and 476,036.66

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Solution

The fourth proportional to 1,275,412.52, 1,912,454.48 and 476,036.66 is: 713,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,412.52 : 1,912,454.48 = 476,036.66 : x
  2. Step 2: Convert to fraction form
    1,275,412.52/1,912,454.48 = 476,036.66/x
  3. Step 3: Cross multiply
    1,275,412.52x = 1,912,454.48 × 476,036.66
  4. Step 4: Simplify right side
    1,275,412.52x = 910,398,443,061.24
  5. Step 5: Solve for x
    x = 910,398,443,061.24/1,275,412.52
  6. Step 6: Final answer
    x = 713,807.05

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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.