Home / 1,415,272.50-1,953,017.46-770,691.24

Finding the Fourth Proportional to 1,415,272.50, 1,953,017.46 and 770,691.24

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Solution

The fourth proportional to 1,415,272.50, 1,953,017.46 and 770,691.24 is: 1,063,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,272.50 : 1,953,017.46 = 770,691.24 : x
  2. Step 2: Convert to fraction form
    1,415,272.50/1,953,017.46 = 770,691.24/x
  3. Step 3: Cross multiply
    1,415,272.50x = 1,953,017.46 × 770,691.24
  4. Step 4: Simplify right side
    1,415,272.50x = 1,505,173,447,989.05
  5. Step 5: Solve for x
    x = 1,505,173,447,989.05/1,415,272.50
  6. Step 6: Final answer
    x = 1,063,522.01

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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.