Home / 1,086,643.40-1,626,854.70-962,227.40

Finding the Fourth Proportional to 1,086,643.40, 1,626,854.70 and 962,227.40

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Solution

The fourth proportional to 1,086,643.40, 1,626,854.70 and 962,227.40 is: 1,440,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,643.40 : 1,626,854.70 = 962,227.40 : x
  2. Step 2: Convert to fraction form
    1,086,643.40/1,626,854.70 = 962,227.40/x
  3. Step 3: Cross multiply
    1,086,643.40x = 1,626,854.70 × 962,227.40
  4. Step 4: Simplify right side
    1,086,643.40x = 1,565,404,168,158.78
  5. Step 5: Solve for x
    x = 1,565,404,168,158.78/1,086,643.40
  6. Step 6: Final answer
    x = 1,440,586.83

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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.