Home / 1,048,394.64-1,572,331.95-449,287.86

Finding the Fourth Proportional to 1,048,394.64, 1,572,331.95 and 449,287.86

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Solution

The fourth proportional to 1,048,394.64, 1,572,331.95 and 449,287.86 is: 673,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,394.64 : 1,572,331.95 = 449,287.86 : x
  2. Step 2: Convert to fraction form
    1,048,394.64/1,572,331.95 = 449,287.86/x
  3. Step 3: Cross multiply
    1,048,394.64x = 1,572,331.95 × 449,287.86
  4. Step 4: Simplify right side
    1,048,394.64x = 706,429,657,025.13
  5. Step 5: Solve for x
    x = 706,429,657,025.13/1,048,394.64
  6. Step 6: Final answer
    x = 673,820.36

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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.