Home / 1,159,465.10-1,738,420.05-528,053.90

Finding the Fourth Proportional to 1,159,465.10, 1,738,420.05 and 528,053.90

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Solution

The fourth proportional to 1,159,465.10, 1,738,420.05 and 528,053.90 is: 791,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,465.10 : 1,738,420.05 = 528,053.90 : x
  2. Step 2: Convert to fraction form
    1,159,465.10/1,738,420.05 = 528,053.90/x
  3. Step 3: Cross multiply
    1,159,465.10x = 1,738,420.05 × 528,053.90
  4. Step 4: Simplify right side
    1,159,465.10x = 917,979,487,240.70
  5. Step 5: Solve for x
    x = 917,979,487,240.70/1,159,465.10
  6. Step 6: Final answer
    x = 791,726.71

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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.