Home / 1,155,360.60-1,594,441.17-646,061.76

Finding the Fourth Proportional to 1,155,360.60, 1,594,441.17 and 646,061.76

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Solution

The fourth proportional to 1,155,360.60, 1,594,441.17 and 646,061.76 is: 891,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,360.60 : 1,594,441.17 = 646,061.76 : x
  2. Step 2: Convert to fraction form
    1,155,360.60/1,594,441.17 = 646,061.76/x
  3. Step 3: Cross multiply
    1,155,360.60x = 1,594,441.17 × 646,061.76
  4. Step 4: Simplify right side
    1,155,360.60x = 1,030,107,468,506.66
  5. Step 5: Solve for x
    x = 1,030,107,468,506.66/1,155,360.60
  6. Step 6: Final answer
    x = 891,589.58

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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.