Home / 1,592,054.52-2,388,076.38-645,423

Finding the Fourth Proportional to 1,592,054.52, 2,388,076.38 and 645,423

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Solution

The fourth proportional to 1,592,054.52, 2,388,076.38 and 645,423 is: 968,132.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,054.52 : 2,388,076.38 = 645,423 : x
  2. Step 2: Convert to fraction form
    1,592,054.52/2,388,076.38 = 645,423/x
  3. Step 3: Cross multiply
    1,592,054.52x = 2,388,076.38 × 645,423
  4. Step 4: Simplify right side
    1,592,054.52x = 1,541,319,421,408.74
  5. Step 5: Solve for x
    x = 1,541,319,421,408.74/1,592,054.52
  6. Step 6: Final answer
    x = 968,132.31

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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.