Home / 1,663,715.70-2,495,565.45-652,122.90

Finding the Fourth Proportional to 1,663,715.70, 2,495,565.45 and 652,122.90

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Solution

The fourth proportional to 1,663,715.70, 2,495,565.45 and 652,122.90 is: 978,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,715.70 : 2,495,565.45 = 652,122.90 : x
  2. Step 2: Convert to fraction form
    1,663,715.70/2,495,565.45 = 652,122.90/x
  3. Step 3: Cross multiply
    1,663,715.70x = 2,495,565.45 × 652,122.90
  4. Step 4: Simplify right side
    1,663,715.70x = 1,627,415,378,393.81
  5. Step 5: Solve for x
    x = 1,627,415,378,393.81/1,663,715.70
  6. Step 6: Final answer
    x = 978,181.18

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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.