Home / 3,008,990.18-4,151,316.72-1,977,053.76

Finding the Fourth Proportional to 3,008,990.18, 4,151,316.72 and 1,977,053.76

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Solution

The fourth proportional to 3,008,990.18, 4,151,316.72 and 1,977,053.76 is: 2,727,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,990.18 : 4,151,316.72 = 1,977,053.76 : x
  2. Step 2: Convert to fraction form
    3,008,990.18/4,151,316.72 = 1,977,053.76/x
  3. Step 3: Cross multiply
    3,008,990.18x = 4,151,316.72 × 1,977,053.76
  4. Step 4: Simplify right side
    3,008,990.18x = 8,207,376,299,585.01
  5. Step 5: Solve for x
    x = 8,207,376,299,585.01/3,008,990.18
  6. Step 6: Final answer
    x = 2,727,618.18

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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.