Home / 1,124,585.10-1,686,877.65-325,892.70

Finding the Fourth Proportional to 1,124,585.10, 1,686,877.65 and 325,892.70

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Solution

The fourth proportional to 1,124,585.10, 1,686,877.65 and 325,892.70 is: 488,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,585.10 : 1,686,877.65 = 325,892.70 : x
  2. Step 2: Convert to fraction form
    1,124,585.10/1,686,877.65 = 325,892.70/x
  3. Step 3: Cross multiply
    1,124,585.10x = 1,686,877.65 × 325,892.70
  4. Step 4: Simplify right side
    1,124,585.10x = 549,741,111,928.16
  5. Step 5: Solve for x
    x = 549,741,111,928.16/1,124,585.10
  6. Step 6: Final answer
    x = 488,839.05

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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.