Home / 1,190,884.02-1,643,679.80-732,393.05

Finding the Fourth Proportional to 1,190,884.02, 1,643,679.80 and 732,393.05

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Solution

The fourth proportional to 1,190,884.02, 1,643,679.80 and 732,393.05 is: 1,010,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,884.02 : 1,643,679.80 = 732,393.05 : x
  2. Step 2: Convert to fraction form
    1,190,884.02/1,643,679.80 = 732,393.05/x
  3. Step 3: Cross multiply
    1,190,884.02x = 1,643,679.80 × 732,393.05
  4. Step 4: Simplify right side
    1,190,884.02x = 1,203,819,650,065.03
  5. Step 5: Solve for x
    x = 1,203,819,650,065.03/1,190,884.02
  6. Step 6: Final answer
    x = 1,010,862.21

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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.