Home / 1,155,593.50-1,731,970.56-649,089.77

Finding the Fourth Proportional to 1,155,593.50, 1,731,970.56 and 649,089.77

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Solution

The fourth proportional to 1,155,593.50, 1,731,970.56 and 649,089.77 is: 972,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,593.50 : 1,731,970.56 = 649,089.77 : x
  2. Step 2: Convert to fraction form
    1,155,593.50/1,731,970.56 = 649,089.77/x
  3. Step 3: Cross multiply
    1,155,593.50x = 1,731,970.56 × 649,089.77
  4. Step 4: Simplify right side
    1,155,593.50x = 1,124,204,363,777.32
  5. Step 5: Solve for x
    x = 1,124,204,363,777.32/1,155,593.50
  6. Step 6: Final answer
    x = 972,837.22

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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.