Home / 1,639,241.80-2,458,862.70-1,576,256.20

Finding the Fourth Proportional to 1,639,241.80, 2,458,862.70 and 1,576,256.20

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Solution

The fourth proportional to 1,639,241.80, 2,458,862.70 and 1,576,256.20 is: 2,364,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,241.80 : 2,458,862.70 = 1,576,256.20 : x
  2. Step 2: Convert to fraction form
    1,639,241.80/2,458,862.70 = 1,576,256.20/x
  3. Step 3: Cross multiply
    1,639,241.80x = 2,458,862.70 × 1,576,256.20
  4. Step 4: Simplify right side
    1,639,241.80x = 3,875,797,575,823.74
  5. Step 5: Solve for x
    x = 3,875,797,575,823.74/1,639,241.80
  6. Step 6: Final answer
    x = 2,364,384.30

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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.