Home / 2,878,522.80-4,317,487.80-959,226.55

Finding the Fourth Proportional to 2,878,522.80, 4,317,487.80 and 959,226.55

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Solution

The fourth proportional to 2,878,522.80, 4,317,487.80 and 959,226.55 is: 1,438,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,522.80 : 4,317,487.80 = 959,226.55 : x
  2. Step 2: Convert to fraction form
    2,878,522.80/4,317,487.80 = 959,226.55/x
  3. Step 3: Cross multiply
    2,878,522.80x = 4,317,487.80 × 959,226.55
  4. Step 4: Simplify right side
    2,878,522.80x = 4,141,448,927,061.09
  5. Step 5: Solve for x
    x = 4,141,448,927,061.09/2,878,522.80
  6. Step 6: Final answer
    x = 1,438,741.05

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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.