Home / 1,142,540.93-1,575,989.51-735,172.08

Finding the Fourth Proportional to 1,142,540.93, 1,575,989.51 and 735,172.08

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Solution

The fourth proportional to 1,142,540.93, 1,575,989.51 and 735,172.08 is: 1,014,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,540.93 : 1,575,989.51 = 735,172.08 : x
  2. Step 2: Convert to fraction form
    1,142,540.93/1,575,989.51 = 735,172.08/x
  3. Step 3: Cross multiply
    1,142,540.93x = 1,575,989.51 × 735,172.08
  4. Step 4: Simplify right side
    1,142,540.93x = 1,158,623,482,449.02
  5. Step 5: Solve for x
    x = 1,158,623,482,449.02/1,142,540.93
  6. Step 6: Final answer
    x = 1,014,076.13

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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.