Home / 1,258,963.24-1,887,070.86-619,706.92

Finding the Fourth Proportional to 1,258,963.24, 1,887,070.86 and 619,706.92

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Solution

The fourth proportional to 1,258,963.24, 1,887,070.86 and 619,706.92 is: 928,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,963.24 : 1,887,070.86 = 619,706.92 : x
  2. Step 2: Convert to fraction form
    1,258,963.24/1,887,070.86 = 619,706.92/x
  3. Step 3: Cross multiply
    1,258,963.24x = 1,887,070.86 × 619,706.92
  4. Step 4: Simplify right side
    1,258,963.24x = 1,169,430,870,472.35
  5. Step 5: Solve for x
    x = 1,169,430,870,472.35/1,258,963.24
  6. Step 6: Final answer
    x = 928,884.05

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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.