Home / 1,553,152.32-2,329,725.92-488,287.36

Finding the Fourth Proportional to 1,553,152.32, 2,329,725.92 and 488,287.36

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Solution

The fourth proportional to 1,553,152.32, 2,329,725.92 and 488,287.36 is: 732,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,152.32 : 2,329,725.92 = 488,287.36 : x
  2. Step 2: Convert to fraction form
    1,553,152.32/2,329,725.92 = 488,287.36/x
  3. Step 3: Cross multiply
    1,553,152.32x = 2,329,725.92 × 488,287.36
  4. Step 4: Simplify right side
    1,553,152.32x = 1,137,575,719,000.37
  5. Step 5: Solve for x
    x = 1,137,575,719,000.37/1,553,152.32
  6. Step 6: Final answer
    x = 732,430.24

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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.