Home / 2,620,981.53-3,618,070.47-1,762,040.12

Finding the Fourth Proportional to 2,620,981.53, 3,618,070.47 and 1,762,040.12

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Solution

The fourth proportional to 2,620,981.53, 3,618,070.47 and 1,762,040.12 is: 2,432,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,981.53 : 3,618,070.47 = 1,762,040.12 : x
  2. Step 2: Convert to fraction form
    2,620,981.53/3,618,070.47 = 1,762,040.12/x
  3. Step 3: Cross multiply
    2,620,981.53x = 3,618,070.47 × 1,762,040.12
  4. Step 4: Simplify right side
    2,620,981.53x = 6,375,185,307,036.90
  5. Step 5: Solve for x
    x = 6,375,185,307,036.90/2,620,981.53
  6. Step 6: Final answer
    x = 2,432,365.60

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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.