Home / 1,585,774.60-2,188,476.66-897,445.48

Finding the Fourth Proportional to 1,585,774.60, 2,188,476.66 and 897,445.48

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Solution

The fourth proportional to 1,585,774.60, 2,188,476.66 and 897,445.48 is: 1,238,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,774.60 : 2,188,476.66 = 897,445.48 : x
  2. Step 2: Convert to fraction form
    1,585,774.60/2,188,476.66 = 897,445.48/x
  3. Step 3: Cross multiply
    1,585,774.60x = 2,188,476.66 × 897,445.48
  4. Step 4: Simplify right side
    1,585,774.60x = 1,964,038,486,602.50
  5. Step 5: Solve for x
    x = 1,964,038,486,602.50/1,585,774.60
  6. Step 6: Final answer
    x = 1,238,535.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.