Home / 2,772,035.70-4,158,053.55-878,774.10

Finding the Fourth Proportional to 2,772,035.70, 4,158,053.55 and 878,774.10

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Solution

The fourth proportional to 2,772,035.70, 4,158,053.55 and 878,774.10 is: 1,318,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,035.70 : 4,158,053.55 = 878,774.10 : x
  2. Step 2: Convert to fraction form
    2,772,035.70/4,158,053.55 = 878,774.10/x
  3. Step 3: Cross multiply
    2,772,035.70x = 4,158,053.55 × 878,774.10
  4. Step 4: Simplify right side
    2,772,035.70x = 3,653,989,766,153.06
  5. Step 5: Solve for x
    x = 3,653,989,766,153.06/2,772,035.70
  6. Step 6: Final answer
    x = 1,318,161.15

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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.