Home / 1,503,964.97-2,075,457.53-815,652.02

Finding the Fourth Proportional to 1,503,964.97, 2,075,457.53 and 815,652.02

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Solution

The fourth proportional to 1,503,964.97, 2,075,457.53 and 815,652.02 is: 1,125,592.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,964.97 : 2,075,457.53 = 815,652.02 : x
  2. Step 2: Convert to fraction form
    1,503,964.97/2,075,457.53 = 815,652.02/x
  3. Step 3: Cross multiply
    1,503,964.97x = 2,075,457.53 × 815,652.02
  4. Step 4: Simplify right side
    1,503,964.97x = 1,692,851,122,690.45
  5. Step 5: Solve for x
    x = 1,692,851,122,690.45/1,503,964.97
  6. Step 6: Final answer
    x = 1,125,592.12

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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.