Home / 1,149,301.19-1,586,052.56-665,901.29

Finding the Fourth Proportional to 1,149,301.19, 1,586,052.56 and 665,901.29

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Solution

The fourth proportional to 1,149,301.19, 1,586,052.56 and 665,901.29 is: 918,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,301.19 : 1,586,052.56 = 665,901.29 : x
  2. Step 2: Convert to fraction form
    1,149,301.19/1,586,052.56 = 665,901.29/x
  3. Step 3: Cross multiply
    1,149,301.19x = 1,586,052.56 × 665,901.29
  4. Step 4: Simplify right side
    1,149,301.19x = 1,056,154,445,711.80
  5. Step 5: Solve for x
    x = 1,056,154,445,711.80/1,149,301.19
  6. Step 6: Final answer
    x = 918,953.58

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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.