Home / 1,164,356.79-1,606,812.15-648,099.62

Finding the Fourth Proportional to 1,164,356.79, 1,606,812.15 and 648,099.62

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Solution

The fourth proportional to 1,164,356.79, 1,606,812.15 and 648,099.62 is: 894,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,356.79 : 1,606,812.15 = 648,099.62 : x
  2. Step 2: Convert to fraction form
    1,164,356.79/1,606,812.15 = 648,099.62/x
  3. Step 3: Cross multiply
    1,164,356.79x = 1,606,812.15 × 648,099.62
  4. Step 4: Simplify right side
    1,164,356.79x = 1,041,374,334,260.74
  5. Step 5: Solve for x
    x = 1,041,374,334,260.74/1,164,356.79
  6. Step 6: Final answer
    x = 894,377.35

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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.