Home / 1,062,410.75-1,465,710.65-653,803.20

Finding the Fourth Proportional to 1,062,410.75, 1,465,710.65 and 653,803.20

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Solution

The fourth proportional to 1,062,410.75, 1,465,710.65 and 653,803.20 is: 901,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,410.75 : 1,465,710.65 = 653,803.20 : x
  2. Step 2: Convert to fraction form
    1,062,410.75/1,465,710.65 = 653,803.20/x
  3. Step 3: Cross multiply
    1,062,410.75x = 1,465,710.65 × 653,803.20
  4. Step 4: Simplify right side
    1,062,410.75x = 958,286,309,975.06
  5. Step 5: Solve for x
    x = 958,286,309,975.06/1,062,410.75
  6. Step 6: Final answer
    x = 901,992.30

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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.