Home / 1,130,999.76-1,559,622.60-748,887.12

Finding the Fourth Proportional to 1,130,999.76, 1,559,622.60 and 748,887.12

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Solution

The fourth proportional to 1,130,999.76, 1,559,622.60 and 748,887.12 is: 1,032,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,999.76 : 1,559,622.60 = 748,887.12 : x
  2. Step 2: Convert to fraction form
    1,130,999.76/1,559,622.60 = 748,887.12/x
  3. Step 3: Cross multiply
    1,130,999.76x = 1,559,622.60 × 748,887.12
  4. Step 4: Simplify right side
    1,130,999.76x = 1,167,981,277,200.91
  5. Step 5: Solve for x
    x = 1,167,981,277,200.91/1,130,999.76
  6. Step 6: Final answer
    x = 1,032,698.08

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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.