Home / 1,003,766.76-1,504,726.02-434,790.36

Finding the Fourth Proportional to 1,003,766.76, 1,504,726.02 and 434,790.36

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Solution

The fourth proportional to 1,003,766.76, 1,504,726.02 and 434,790.36 is: 651,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,766.76 : 1,504,726.02 = 434,790.36 : x
  2. Step 2: Convert to fraction form
    1,003,766.76/1,504,726.02 = 434,790.36/x
  3. Step 3: Cross multiply
    1,003,766.76x = 1,504,726.02 × 434,790.36
  4. Step 4: Simplify right side
    1,003,766.76x = 654,240,367,937.17
  5. Step 5: Solve for x
    x = 654,240,367,937.17/1,003,766.76
  6. Step 6: Final answer
    x = 651,785.25

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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.