Home / 1,062,938.20-1,594,407.30-992,435.80

Finding the Fourth Proportional to 1,062,938.20, 1,594,407.30 and 992,435.80

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Solution

The fourth proportional to 1,062,938.20, 1,594,407.30 and 992,435.80 is: 1,488,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,938.20 : 1,594,407.30 = 992,435.80 : x
  2. Step 2: Convert to fraction form
    1,062,938.20/1,594,407.30 = 992,435.80/x
  3. Step 3: Cross multiply
    1,062,938.20x = 1,594,407.30 × 992,435.80
  4. Step 4: Simplify right side
    1,062,938.20x = 1,582,346,884,301.34
  5. Step 5: Solve for x
    x = 1,582,346,884,301.34/1,062,938.20
  6. Step 6: Final answer
    x = 1,488,653.70

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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.