Home / 1,157,632.10-1,597,402.59-641,256.80

Finding the Fourth Proportional to 1,157,632.10, 1,597,402.59 and 641,256.80

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Solution

The fourth proportional to 1,157,632.10, 1,597,402.59 and 641,256.80 is: 884,862.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,632.10 : 1,597,402.59 = 641,256.80 : x
  2. Step 2: Convert to fraction form
    1,157,632.10/1,597,402.59 = 641,256.80/x
  3. Step 3: Cross multiply
    1,157,632.10x = 1,597,402.59 × 641,256.80
  4. Step 4: Simplify right side
    1,157,632.10x = 1,024,345,270,784.75
  5. Step 5: Solve for x
    x = 1,024,345,270,784.75/1,157,632.10
  6. Step 6: Final answer
    x = 884,862.53

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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.