Home / 1,051,981.60-1,577,972.40-651,323.20

Finding the Fourth Proportional to 1,051,981.60, 1,577,972.40 and 651,323.20

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Solution

The fourth proportional to 1,051,981.60, 1,577,972.40 and 651,323.20 is: 976,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,981.60 : 1,577,972.40 = 651,323.20 : x
  2. Step 2: Convert to fraction form
    1,051,981.60/1,577,972.40 = 651,323.20/x
  3. Step 3: Cross multiply
    1,051,981.60x = 1,577,972.40 × 651,323.20
  4. Step 4: Simplify right side
    1,051,981.60x = 1,027,770,033,079.68
  5. Step 5: Solve for x
    x = 1,027,770,033,079.68/1,051,981.60
  6. Step 6: Final answer
    x = 976,984.80

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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.