Home / 3,098,182.92-4,645,670.38-1,390,856.28

Finding the Fourth Proportional to 3,098,182.92, 4,645,670.38 and 1,390,856.28

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Solution

The fourth proportional to 3,098,182.92, 4,645,670.38 and 1,390,856.28 is: 2,085,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,182.92 : 4,645,670.38 = 1,390,856.28 : x
  2. Step 2: Convert to fraction form
    3,098,182.92/4,645,670.38 = 1,390,856.28/x
  3. Step 3: Cross multiply
    3,098,182.92x = 4,645,670.38 × 1,390,856.28
  4. Step 4: Simplify right side
    3,098,182.92x = 6,461,459,822,832.99
  5. Step 5: Solve for x
    x = 6,461,459,822,832.99/3,098,182.92
  6. Step 6: Final answer
    x = 2,085,564.34

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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.