Home / 2,719,038.12-3,746,736.90-2,103,450.92

Finding the Fourth Proportional to 2,719,038.12, 3,746,736.90 and 2,103,450.92

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Solution

The fourth proportional to 2,719,038.12, 3,746,736.90 and 2,103,450.92 is: 2,898,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,038.12 : 3,746,736.90 = 2,103,450.92 : x
  2. Step 2: Convert to fraction form
    2,719,038.12/3,746,736.90 = 2,103,450.92/x
  3. Step 3: Cross multiply
    2,719,038.12x = 3,746,736.90 × 2,103,450.92
  4. Step 4: Simplify right side
    2,719,038.12x = 7,881,077,179,302.95
  5. Step 5: Solve for x
    x = 7,881,077,179,302.95/2,719,038.12
  6. Step 6: Final answer
    x = 2,898,479.84

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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.