Home / 1,155,361.60-1,594,442.55-646,062.76

Finding the Fourth Proportional to 1,155,361.60, 1,594,442.55 and 646,062.76

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Solution

The fourth proportional to 1,155,361.60, 1,594,442.55 and 646,062.76 is: 891,590.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,361.60 : 1,594,442.55 = 646,062.76 : x
  2. Step 2: Convert to fraction form
    1,155,361.60/1,594,442.55 = 646,062.76/x
  3. Step 3: Cross multiply
    1,155,361.60x = 1,594,442.55 × 646,062.76
  4. Step 4: Simplify right side
    1,155,361.60x = 1,030,109,954,514.44
  5. Step 5: Solve for x
    x = 1,030,109,954,514.44/1,155,361.60
  6. Step 6: Final answer
    x = 891,590.96

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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.