Home / 2,877,366.90-4,302,939.60-2,148,400.08

Finding the Fourth Proportional to 2,877,366.90, 4,302,939.60 and 2,148,400.08

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Solution

The fourth proportional to 2,877,366.90, 4,302,939.60 and 2,148,400.08 is: 3,212,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,366.90 : 4,302,939.60 = 2,148,400.08 : x
  2. Step 2: Convert to fraction form
    2,877,366.90/4,302,939.60 = 2,148,400.08/x
  3. Step 3: Cross multiply
    2,877,366.90x = 4,302,939.60 × 2,148,400.08
  4. Step 4: Simplify right side
    2,877,366.90x = 9,244,435,780,875.17
  5. Step 5: Solve for x
    x = 9,244,435,780,875.17/2,877,366.90
  6. Step 6: Final answer
    x = 3,212,810.91

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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.