Home / 1,497,138.70-2,246,036.10-486,088.60

Finding the Fourth Proportional to 1,497,138.70, 2,246,036.10 and 486,088.60

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Solution

The fourth proportional to 1,497,138.70, 2,246,036.10 and 486,088.60 is: 729,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,138.70 : 2,246,036.10 = 486,088.60 : x
  2. Step 2: Convert to fraction form
    1,497,138.70/2,246,036.10 = 486,088.60/x
  3. Step 3: Cross multiply
    1,497,138.70x = 2,246,036.10 × 486,088.60
  4. Step 4: Simplify right side
    1,497,138.70x = 1,091,772,543,398.46
  5. Step 5: Solve for x
    x = 1,091,772,543,398.46/1,497,138.70
  6. Step 6: Final answer
    x = 729,239.41

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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.