Home / 1,778,626.95-2,667,541.11-818,160.11

Finding the Fourth Proportional to 1,778,626.95, 2,667,541.11 and 818,160.11

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Solution

The fourth proportional to 1,778,626.95, 2,667,541.11 and 818,160.11 is: 1,227,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,626.95 : 2,667,541.11 = 818,160.11 : x
  2. Step 2: Convert to fraction form
    1,778,626.95/2,667,541.11 = 818,160.11/x
  3. Step 3: Cross multiply
    1,778,626.95x = 2,667,541.11 × 818,160.11
  4. Step 4: Simplify right side
    1,778,626.95x = 2,182,475,714,649.42
  5. Step 5: Solve for x
    x = 2,182,475,714,649.42/1,778,626.95
  6. Step 6: Final answer
    x = 1,227,056.47

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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.