Home / 2,897,813.80-4,350,867.90-1,638,101.80

Finding the Fourth Proportional to 2,897,813.80, 4,350,867.90 and 1,638,101.80

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Solution

The fourth proportional to 2,897,813.80, 4,350,867.90 and 1,638,101.80 is: 2,459,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,813.80 : 4,350,867.90 = 1,638,101.80 : x
  2. Step 2: Convert to fraction form
    2,897,813.80/4,350,867.90 = 1,638,101.80/x
  3. Step 3: Cross multiply
    2,897,813.80x = 4,350,867.90 × 1,638,101.80
  4. Step 4: Simplify right side
    2,897,813.80x = 7,127,164,538,552.22
  5. Step 5: Solve for x
    x = 7,127,164,538,552.22/2,897,813.80
  6. Step 6: Final answer
    x = 2,459,497.07

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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.