Home / 2,117,948.34-2,922,787.86-1,151,080.90

Finding the Fourth Proportional to 2,117,948.34, 2,922,787.86 and 1,151,080.90

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Solution

The fourth proportional to 2,117,948.34, 2,922,787.86 and 1,151,080.90 is: 1,588,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,948.34 : 2,922,787.86 = 1,151,080.90 : x
  2. Step 2: Convert to fraction form
    2,117,948.34/2,922,787.86 = 1,151,080.90/x
  3. Step 3: Cross multiply
    2,117,948.34x = 2,922,787.86 × 1,151,080.90
  4. Step 4: Simplify right side
    2,117,948.34x = 3,364,365,280,397.87
  5. Step 5: Solve for x
    x = 3,364,365,280,397.87/2,117,948.34
  6. Step 6: Final answer
    x = 1,588,502.05

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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.