Home / 1,588,082.40-2,191,567.59-862,930.11

Finding the Fourth Proportional to 1,588,082.40, 2,191,567.59 and 862,930.11

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Solution

The fourth proportional to 1,588,082.40, 2,191,567.59 and 862,930.11 is: 1,190,851.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,082.40 : 2,191,567.59 = 862,930.11 : x
  2. Step 2: Convert to fraction form
    1,588,082.40/2,191,567.59 = 862,930.11/x
  3. Step 3: Cross multiply
    1,588,082.40x = 2,191,567.59 × 862,930.11
  4. Step 4: Simplify right side
    1,588,082.40x = 1,891,169,661,511.13
  5. Step 5: Solve for x
    x = 1,891,169,661,511.13/1,588,082.40
  6. Step 6: Final answer
    x = 1,190,851.09

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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.