Home / 2,361,172.50-3,542,356.53-678,276

Finding the Fourth Proportional to 2,361,172.50, 3,542,356.53 and 678,276

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Solution

The fourth proportional to 2,361,172.50, 3,542,356.53 and 678,276 is: 1,017,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361,172.50 : 3,542,356.53 = 678,276 : x
  2. Step 2: Convert to fraction form
    2,361,172.50/3,542,356.53 = 678,276/x
  3. Step 3: Cross multiply
    2,361,172.50x = 3,542,356.53 × 678,276
  4. Step 4: Simplify right side
    2,361,172.50x = 2,402,695,417,742.28
  5. Step 5: Solve for x
    x = 2,402,695,417,742.28/2,361,172.50
  6. Step 6: Final answer
    x = 1,017,585.72

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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.