Home / 1,503,889.04-2,075,382.92-815,562.16

Finding the Fourth Proportional to 1,503,889.04, 2,075,382.92 and 815,562.16

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Solution

The fourth proportional to 1,503,889.04, 2,075,382.92 and 815,562.16 is: 1,125,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,889.04 : 2,075,382.92 = 815,562.16 : x
  2. Step 2: Convert to fraction form
    1,503,889.04/2,075,382.92 = 815,562.16/x
  3. Step 3: Cross multiply
    1,503,889.04x = 2,075,382.92 × 815,562.16
  4. Step 4: Simplify right side
    1,503,889.04x = 1,692,603,777,062.31
  5. Step 5: Solve for x
    x = 1,692,603,777,062.31/1,503,889.04
  6. Step 6: Final answer
    x = 1,125,484.48

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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.