Home / 1,125,134.40-1,552,682.88-615,832.32

Finding the Fourth Proportional to 1,125,134.40, 1,552,682.88 and 615,832.32

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Solution

The fourth proportional to 1,125,134.40, 1,552,682.88 and 615,832.32 is: 849,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,134.40 : 1,552,682.88 = 615,832.32 : x
  2. Step 2: Convert to fraction form
    1,125,134.40/1,552,682.88 = 615,832.32/x
  3. Step 3: Cross multiply
    1,125,134.40x = 1,552,682.88 × 615,832.32
  4. Step 4: Simplify right side
    1,125,134.40x = 956,192,300,214.68
  5. Step 5: Solve for x
    x = 956,192,300,214.68/1,125,134.40
  6. Step 6: Final answer
    x = 849,847.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.