Home / 2,165,437.40-3,248,447.70-745,928.60

Finding the Fourth Proportional to 2,165,437.40, 3,248,447.70 and 745,928.60

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Solution

The fourth proportional to 2,165,437.40, 3,248,447.70 and 745,928.60 is: 1,118,993.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,437.40 : 3,248,447.70 = 745,928.60 : x
  2. Step 2: Convert to fraction form
    2,165,437.40/3,248,447.70 = 745,928.60/x
  3. Step 3: Cross multiply
    2,165,437.40x = 3,248,447.70 × 745,928.60
  4. Step 4: Simplify right side
    2,165,437.40x = 2,423,110,045,034.22
  5. Step 5: Solve for x
    x = 2,423,110,045,034.22/2,165,437.40
  6. Step 6: Final answer
    x = 1,118,993.35

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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.