Home / 1,663,616.70-2,495,416.95-652,023.90

Finding the Fourth Proportional to 1,663,616.70, 2,495,416.95 and 652,023.90

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Solution

The fourth proportional to 1,663,616.70, 2,495,416.95 and 652,023.90 is: 978,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,616.70 : 2,495,416.95 = 652,023.90 : x
  2. Step 2: Convert to fraction form
    1,663,616.70/2,495,416.95 = 652,023.90/x
  3. Step 3: Cross multiply
    1,663,616.70x = 2,495,416.95 × 652,023.90
  4. Step 4: Simplify right side
    1,663,616.70x = 1,627,071,491,865.11
  5. Step 5: Solve for x
    x = 1,627,071,491,865.11/1,663,616.70
  6. Step 6: Final answer
    x = 978,032.68

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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.