Home / 1,337,184.95-1,843,267.67-819,979.72

Finding the Fourth Proportional to 1,337,184.95, 1,843,267.67 and 819,979.72

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Solution

The fourth proportional to 1,337,184.95, 1,843,267.67 and 819,979.72 is: 1,130,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,184.95 : 1,843,267.67 = 819,979.72 : x
  2. Step 2: Convert to fraction form
    1,337,184.95/1,843,267.67 = 819,979.72/x
  3. Step 3: Cross multiply
    1,337,184.95x = 1,843,267.67 × 819,979.72
  4. Step 4: Simplify right side
    1,337,184.95x = 1,511,442,094,615.42
  5. Step 5: Solve for x
    x = 1,511,442,094,615.42/1,337,184.95
  6. Step 6: Final answer
    x = 1,130,316.42

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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.