Home / 1,155,869.32-1,595,420.26-672,527.84

Finding the Fourth Proportional to 1,155,869.32, 1,595,420.26 and 672,527.84

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Solution

The fourth proportional to 1,155,869.32, 1,595,420.26 and 672,527.84 is: 928,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,869.32 : 1,595,420.26 = 672,527.84 : x
  2. Step 2: Convert to fraction form
    1,155,869.32/1,595,420.26 = 672,527.84/x
  3. Step 3: Cross multiply
    1,155,869.32x = 1,595,420.26 × 672,527.84
  4. Step 4: Simplify right side
    1,155,869.32x = 1,072,964,541,350.04
  5. Step 5: Solve for x
    x = 1,072,964,541,350.04/1,155,869.32
  6. Step 6: Final answer
    x = 928,274.96

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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.