Home / 1,551,161.70-2,326,742.55-1,152,580.95

Finding the Fourth Proportional to 1,551,161.70, 2,326,742.55 and 1,152,580.95

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Solution

The fourth proportional to 1,551,161.70, 2,326,742.55 and 1,152,580.95 is: 1,728,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,161.70 : 2,326,742.55 = 1,152,580.95 : x
  2. Step 2: Convert to fraction form
    1,551,161.70/2,326,742.55 = 1,152,580.95/x
  3. Step 3: Cross multiply
    1,551,161.70x = 2,326,742.55 × 1,152,580.95
  4. Step 4: Simplify right side
    1,551,161.70x = 2,681,759,138,684.42
  5. Step 5: Solve for x
    x = 2,681,759,138,684.42/1,551,161.70
  6. Step 6: Final answer
    x = 1,728,871.43

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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.