Home / 1,544,808.40-2,317,212.60-913,397.20

Finding the Fourth Proportional to 1,544,808.40, 2,317,212.60 and 913,397.20

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Solution

The fourth proportional to 1,544,808.40, 2,317,212.60 and 913,397.20 is: 1,370,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,808.40 : 2,317,212.60 = 913,397.20 : x
  2. Step 2: Convert to fraction form
    1,544,808.40/2,317,212.60 = 913,397.20/x
  3. Step 3: Cross multiply
    1,544,808.40x = 2,317,212.60 × 913,397.20
  4. Step 4: Simplify right side
    1,544,808.40x = 2,116,535,500,644.72
  5. Step 5: Solve for x
    x = 2,116,535,500,644.72/1,544,808.40
  6. Step 6: Final answer
    x = 1,370,095.80

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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.