Home / 2,911,438.48-4,368,510.42-1,113,727.72

Finding the Fourth Proportional to 2,911,438.48, 4,368,510.42 and 1,113,727.72

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Solution

The fourth proportional to 2,911,438.48, 4,368,510.42 and 1,113,727.72 is: 1,671,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,438.48 : 4,368,510.42 = 1,113,727.72 : x
  2. Step 2: Convert to fraction form
    2,911,438.48/4,368,510.42 = 1,113,727.72/x
  3. Step 3: Cross multiply
    2,911,438.48x = 4,368,510.42 × 1,113,727.72
  4. Step 4: Simplify right side
    2,911,438.48x = 4,865,331,149,862.84
  5. Step 5: Solve for x
    x = 4,865,331,149,862.84/2,911,438.48
  6. Step 6: Final answer
    x = 1,671,109.04

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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.