Home / 1,103,763.79-1,655,851.02-384,075.55

Finding the Fourth Proportional to 1,103,763.79, 1,655,851.02 and 384,075.55

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Solution

The fourth proportional to 1,103,763.79, 1,655,851.02 and 384,075.55 is: 576,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,763.79 : 1,655,851.02 = 384,075.55 : x
  2. Step 2: Convert to fraction form
    1,103,763.79/1,655,851.02 = 384,075.55/x
  3. Step 3: Cross multiply
    1,103,763.79x = 1,655,851.02 × 384,075.55
  4. Step 4: Simplify right side
    1,103,763.79x = 635,971,891,224.56
  5. Step 5: Solve for x
    x = 635,971,891,224.56/1,103,763.79
  6. Step 6: Final answer
    x = 576,184.78

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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.