Home / 1,544,876.40-2,313,815.40-915,020.40

Finding the Fourth Proportional to 1,544,876.40, 2,313,815.40 and 915,020.40

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Solution

The fourth proportional to 1,544,876.40, 2,313,815.40 and 915,020.40 is: 1,370,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,876.40 : 2,313,815.40 = 915,020.40 : x
  2. Step 2: Convert to fraction form
    1,544,876.40/2,313,815.40 = 915,020.40/x
  3. Step 3: Cross multiply
    1,544,876.40x = 2,313,815.40 × 915,020.40
  4. Step 4: Simplify right side
    1,544,876.40x = 2,117,188,292,834.16
  5. Step 5: Solve for x
    x = 2,117,188,292,834.16/1,544,876.40
  6. Step 6: Final answer
    x = 1,370,458.05

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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.