Home / 3,658,916.16-5,487,382.80-1,528,554.60

Finding the Fourth Proportional to 3,658,916.16, 5,487,382.80 and 1,528,554.60

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Solution

The fourth proportional to 3,658,916.16, 5,487,382.80 and 1,528,554.60 is: 2,292,417.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,916.16 : 5,487,382.80 = 1,528,554.60 : x
  2. Step 2: Convert to fraction form
    3,658,916.16/5,487,382.80 = 1,528,554.60/x
  3. Step 3: Cross multiply
    3,658,916.16x = 5,487,382.80 × 1,528,554.60
  4. Step 4: Simplify right side
    3,658,916.16x = 8,387,764,220,900.88
  5. Step 5: Solve for x
    x = 8,387,764,220,900.88/3,658,916.16
  6. Step 6: Final answer
    x = 2,292,417.71

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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.