Home / 1,359,250.12-1,875,813.29-747,449.29

Finding the Fourth Proportional to 1,359,250.12, 1,875,813.29 and 747,449.29

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Solution

The fourth proportional to 1,359,250.12, 1,875,813.29 and 747,449.29 is: 1,031,506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,250.12 : 1,875,813.29 = 747,449.29 : x
  2. Step 2: Convert to fraction form
    1,359,250.12/1,875,813.29 = 747,449.29/x
  3. Step 3: Cross multiply
    1,359,250.12x = 1,875,813.29 × 747,449.29
  4. Step 4: Simplify right side
    1,359,250.12x = 1,402,075,311,783.06
  5. Step 5: Solve for x
    x = 1,402,075,311,783.06/1,359,250.12
  6. Step 6: Final answer
    x = 1,031,506.48

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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.