Home / 1,149,488.16-1,586,293.29-666,333.78

Finding the Fourth Proportional to 1,149,488.16, 1,586,293.29 and 666,333.78

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Solution

The fourth proportional to 1,149,488.16, 1,586,293.29 and 666,333.78 is: 919,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,488.16 : 1,586,293.29 = 666,333.78 : x
  2. Step 2: Convert to fraction form
    1,149,488.16/1,586,293.29 = 666,333.78/x
  3. Step 3: Cross multiply
    1,149,488.16x = 1,586,293.29 × 666,333.78
  4. Step 4: Simplify right side
    1,149,488.16x = 1,057,000,804,114.34
  5. Step 5: Solve for x
    x = 1,057,000,804,114.34/1,149,488.16
  6. Step 6: Final answer
    x = 919,540.40

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