Home / 1,158,923.76-1,599,309.77-649,626.15

Finding the Fourth Proportional to 1,158,923.76, 1,599,309.77 and 649,626.15

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Solution

The fourth proportional to 1,158,923.76, 1,599,309.77 and 649,626.15 is: 896,481.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,923.76 : 1,599,309.77 = 649,626.15 : x
  2. Step 2: Convert to fraction form
    1,158,923.76/1,599,309.77 = 649,626.15/x
  3. Step 3: Cross multiply
    1,158,923.76x = 1,599,309.77 × 649,626.15
  4. Step 4: Simplify right side
    1,158,923.76x = 1,038,953,445,294.35
  5. Step 5: Solve for x
    x = 1,038,953,445,294.35/1,158,923.76
  6. Step 6: Final answer
    x = 896,481.27

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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.