Home / 1,023,960.10-1,535,940.15-520,075.30

Finding the Fourth Proportional to 1,023,960.10, 1,535,940.15 and 520,075.30

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Solution

The fourth proportional to 1,023,960.10, 1,535,940.15 and 520,075.30 is: 780,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,960.10 : 1,535,940.15 = 520,075.30 : x
  2. Step 2: Convert to fraction form
    1,023,960.10/1,535,940.15 = 520,075.30/x
  3. Step 3: Cross multiply
    1,023,960.10x = 1,535,940.15 × 520,075.30
  4. Step 4: Simplify right side
    1,023,960.10x = 798,804,534,293.30
  5. Step 5: Solve for x
    x = 798,804,534,293.30/1,023,960.10
  6. Step 6: Final answer
    x = 780,112.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.