Home / 1,655,599.57-2,284,916.80-920,627.13

Finding the Fourth Proportional to 1,655,599.57, 2,284,916.80 and 920,627.13

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Solution

The fourth proportional to 1,655,599.57, 2,284,916.80 and 920,627.13 is: 1,270,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,599.57 : 2,284,916.80 = 920,627.13 : x
  2. Step 2: Convert to fraction form
    1,655,599.57/2,284,916.80 = 920,627.13/x
  3. Step 3: Cross multiply
    1,655,599.57x = 2,284,916.80 × 920,627.13
  4. Step 4: Simplify right side
    1,655,599.57x = 2,103,556,395,872.78
  5. Step 5: Solve for x
    x = 2,103,556,395,872.78/1,655,599.57
  6. Step 6: Final answer
    x = 1,270,570.76

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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.