Home / 1,098,658.84-1,516,023.90-615,156.76

Finding the Fourth Proportional to 1,098,658.84, 1,516,023.90 and 615,156.76

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Solution

The fourth proportional to 1,098,658.84, 1,516,023.90 and 615,156.76 is: 848,846.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,658.84 : 1,516,023.90 = 615,156.76 : x
  2. Step 2: Convert to fraction form
    1,098,658.84/1,516,023.90 = 615,156.76/x
  3. Step 3: Cross multiply
    1,098,658.84x = 1,516,023.90 × 615,156.76
  4. Step 4: Simplify right side
    1,098,658.84x = 932,592,350,406.56
  5. Step 5: Solve for x
    x = 932,592,350,406.56/1,098,658.84
  6. Step 6: Final answer
    x = 848,846.17

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Double scale
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1.5x scale

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.