Home / 3,767,897.80-5,653,158.90-1,639,509.40

Finding the Fourth Proportional to 3,767,897.80, 5,653,158.90 and 1,639,509.40

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Solution

The fourth proportional to 3,767,897.80, 5,653,158.90 and 1,639,509.40 is: 2,459,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,897.80 : 5,653,158.90 = 1,639,509.40 : x
  2. Step 2: Convert to fraction form
    3,767,897.80/5,653,158.90 = 1,639,509.40/x
  3. Step 3: Cross multiply
    3,767,897.80x = 5,653,158.90 × 1,639,509.40
  4. Step 4: Simplify right side
    3,767,897.80x = 9,268,407,156,243.66
  5. Step 5: Solve for x
    x = 9,268,407,156,243.66/3,767,897.80
  6. Step 6: Final answer
    x = 2,459,835.07

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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.