Home / 1,156,737.09-1,596,244.69-640,454.43

Finding the Fourth Proportional to 1,156,737.09, 1,596,244.69 and 640,454.43

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Solution

The fourth proportional to 1,156,737.09, 1,596,244.69 and 640,454.43 is: 883,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,737.09 : 1,596,244.69 = 640,454.43 : x
  2. Step 2: Convert to fraction form
    1,156,737.09/1,596,244.69 = 640,454.43/x
  3. Step 3: Cross multiply
    1,156,737.09x = 1,596,244.69 × 640,454.43
  4. Step 4: Simplify right side
    1,156,737.09x = 1,022,321,983,074.48
  5. Step 5: Solve for x
    x = 1,022,321,983,074.48/1,156,737.09
  6. Step 6: Final answer
    x = 883,798.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.