Home / 917,370.30-1,376,055.45-834,701.70

Finding the Fourth Proportional to 917,370.30, 1,376,055.45 and 834,701.70

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Solution

The fourth proportional to 917,370.30, 1,376,055.45 and 834,701.70 is: 1,252,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,370.30 : 1,376,055.45 = 834,701.70 : x
  2. Step 2: Convert to fraction form
    917,370.30/1,376,055.45 = 834,701.70/x
  3. Step 3: Cross multiply
    917,370.30x = 1,376,055.45 × 834,701.70
  4. Step 4: Simplify right side
    917,370.30x = 1,148,595,823,409.26
  5. Step 5: Solve for x
    x = 1,148,595,823,409.26/917,370.30
  6. Step 6: Final answer
    x = 1,252,052.55

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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.