Home / 1,557,621.20-2,336,431.80-375,669.20

Finding the Fourth Proportional to 1,557,621.20, 2,336,431.80 and 375,669.20

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Solution

The fourth proportional to 1,557,621.20, 2,336,431.80 and 375,669.20 is: 563,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,621.20 : 2,336,431.80 = 375,669.20 : x
  2. Step 2: Convert to fraction form
    1,557,621.20/2,336,431.80 = 375,669.20/x
  3. Step 3: Cross multiply
    1,557,621.20x = 2,336,431.80 × 375,669.20
  4. Step 4: Simplify right side
    1,557,621.20x = 877,725,465,160.56
  5. Step 5: Solve for x
    x = 877,725,465,160.56/1,557,621.20
  6. Step 6: Final answer
    x = 563,503.80

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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.