Home / 3,314,645.99-4,972,075.90-918,513.71

Finding the Fourth Proportional to 3,314,645.99, 4,972,075.90 and 918,513.71

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Solution

The fourth proportional to 3,314,645.99, 4,972,075.90 and 918,513.71 is: 1,377,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,645.99 : 4,972,075.90 = 918,513.71 : x
  2. Step 2: Convert to fraction form
    3,314,645.99/4,972,075.90 = 918,513.71/x
  3. Step 3: Cross multiply
    3,314,645.99x = 4,972,075.90 × 918,513.71
  4. Step 4: Simplify right side
    3,314,645.99x = 4,566,919,877,965.85
  5. Step 5: Solve for x
    x = 4,566,919,877,965.85/3,314,645.99
  6. Step 6: Final answer
    x = 1,377,800.19

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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.