Home / 1,663,612.20-2,495,410.20-652,019.40

Finding the Fourth Proportional to 1,663,612.20, 2,495,410.20 and 652,019.40

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Solution

The fourth proportional to 1,663,612.20, 2,495,410.20 and 652,019.40 is: 978,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,612.20 : 2,495,410.20 = 652,019.40 : x
  2. Step 2: Convert to fraction form
    1,663,612.20/2,495,410.20 = 652,019.40/x
  3. Step 3: Cross multiply
    1,663,612.20x = 2,495,410.20 × 652,019.40
  4. Step 4: Simplify right side
    1,663,612.20x = 1,627,055,861,357.88
  5. Step 5: Solve for x
    x = 1,627,055,861,357.88/1,663,612.20
  6. Step 6: Final answer
    x = 978,025.93

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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.