Home / 2,839,486.90-4,257,129.55-1,341,829.30

Finding the Fourth Proportional to 2,839,486.90, 4,257,129.55 and 1,341,829.30

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Solution

The fourth proportional to 2,839,486.90, 4,257,129.55 and 1,341,829.30 is: 2,011,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,486.90 : 4,257,129.55 = 1,341,829.30 : x
  2. Step 2: Convert to fraction form
    2,839,486.90/4,257,129.55 = 1,341,829.30/x
  3. Step 3: Cross multiply
    2,839,486.90x = 4,257,129.55 × 1,341,829.30
  4. Step 4: Simplify right side
    2,839,486.90x = 5,712,341,164,085.82
  5. Step 5: Solve for x
    x = 5,712,341,164,085.82/2,839,486.90
  6. Step 6: Final answer
    x = 2,011,751.19

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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.