Home / 1,094,717.20-1,642,075.80-921,506.80

Finding the Fourth Proportional to 1,094,717.20, 1,642,075.80 and 921,506.80

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Solution

The fourth proportional to 1,094,717.20, 1,642,075.80 and 921,506.80 is: 1,382,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,717.20 : 1,642,075.80 = 921,506.80 : x
  2. Step 2: Convert to fraction form
    1,094,717.20/1,642,075.80 = 921,506.80/x
  3. Step 3: Cross multiply
    1,094,717.20x = 1,642,075.80 × 921,506.80
  4. Step 4: Simplify right side
    1,094,717.20x = 1,513,184,015,815.44
  5. Step 5: Solve for x
    x = 1,513,184,015,815.44/1,094,717.20
  6. Step 6: Final answer
    x = 1,382,260.20

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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.