Home / 1,558,345.76-2,337,585.24-611,921.60

Finding the Fourth Proportional to 1,558,345.76, 2,337,585.24 and 611,921.60

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Solution

The fourth proportional to 1,558,345.76, 2,337,585.24 and 611,921.60 is: 917,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,345.76 : 2,337,585.24 = 611,921.60 : x
  2. Step 2: Convert to fraction form
    1,558,345.76/2,337,585.24 = 611,921.60/x
  3. Step 3: Cross multiply
    1,558,345.76x = 2,337,585.24 × 611,921.60
  4. Step 4: Simplify right side
    1,558,345.76x = 1,430,418,900,197.18
  5. Step 5: Solve for x
    x = 1,430,418,900,197.18/1,558,345.76
  6. Step 6: Final answer
    x = 917,908.55

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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.