Home / 897,285.42-1,346,559.39-811,527.75

Finding the Fourth Proportional to 897,285.42, 1,346,559.39 and 811,527.75

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Solution

The fourth proportional to 897,285.42, 1,346,559.39 and 811,527.75 is: 1,217,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,285.42 : 1,346,559.39 = 811,527.75 : x
  2. Step 2: Convert to fraction form
    897,285.42/1,346,559.39 = 811,527.75/x
  3. Step 3: Cross multiply
    897,285.42x = 1,346,559.39 × 811,527.75
  4. Step 4: Simplify right side
    897,285.42x = 1,092,770,312,008.07
  5. Step 5: Solve for x
    x = 1,092,770,312,008.07/897,285.42
  6. Step 6: Final answer
    x = 1,217,862.55

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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.