Home / 1,592,057.52-2,388,080.88-645,426

Finding the Fourth Proportional to 1,592,057.52, 2,388,080.88 and 645,426

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Solution

The fourth proportional to 1,592,057.52, 2,388,080.88 and 645,426 is: 968,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,057.52 : 2,388,080.88 = 645,426 : x
  2. Step 2: Convert to fraction form
    1,592,057.52/2,388,080.88 = 645,426/x
  3. Step 3: Cross multiply
    1,592,057.52x = 2,388,080.88 × 645,426
  4. Step 4: Simplify right side
    1,592,057.52x = 1,541,329,490,054.88
  5. Step 5: Solve for x
    x = 1,541,329,490,054.88/1,592,057.52
  6. Step 6: Final answer
    x = 968,136.81

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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.