Home / 5,412,349-8,119,003.02-1,423,261

Finding the Fourth Proportional to 5,412,349, 8,119,003.02 and 1,423,261

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Solution

The fourth proportional to 5,412,349, 8,119,003.02 and 1,423,261 is: 2,135,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,349 : 8,119,003.02 = 1,423,261 : x
  2. Step 2: Convert to fraction form
    5,412,349/8,119,003.02 = 1,423,261/x
  3. Step 3: Cross multiply
    5,412,349x = 8,119,003.02 × 1,423,261
  4. Step 4: Simplify right side
    5,412,349x = 11,555,460,357,248.22
  5. Step 5: Solve for x
    x = 11,555,460,357,248.22/5,412,349
  6. Step 6: Final answer
    x = 2,135,017.60

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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.