Home / 1,908,921.85-2,864,316.18-898,144.44

Finding the Fourth Proportional to 1,908,921.85, 2,864,316.18 and 898,144.44

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Solution

The fourth proportional to 1,908,921.85, 2,864,316.18 and 898,144.44 is: 1,347,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,921.85 : 2,864,316.18 = 898,144.44 : x
  2. Step 2: Convert to fraction form
    1,908,921.85/2,864,316.18 = 898,144.44/x
  3. Step 3: Cross multiply
    1,908,921.85x = 2,864,316.18 × 898,144.44
  4. Step 4: Simplify right side
    1,908,921.85x = 2,572,569,651,127.67
  5. Step 5: Solve for x
    x = 2,572,569,651,127.67/1,908,921.85
  6. Step 6: Final answer
    x = 1,347,655.83

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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.