Home / 2,013,970.87-2,777,347.89-1,353,177.06

Finding the Fourth Proportional to 2,013,970.87, 2,777,347.89 and 1,353,177.06

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Solution

The fourth proportional to 2,013,970.87, 2,777,347.89 and 1,353,177.06 is: 1,866,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,970.87 : 2,777,347.89 = 1,353,177.06 : x
  2. Step 2: Convert to fraction form
    2,013,970.87/2,777,347.89 = 1,353,177.06/x
  3. Step 3: Cross multiply
    2,013,970.87x = 2,777,347.89 × 1,353,177.06
  4. Step 4: Simplify right side
    2,013,970.87x = 3,758,243,452,387.40
  5. Step 5: Solve for x
    x = 3,758,243,452,387.40/2,013,970.87
  6. Step 6: Final answer
    x = 1,866,086.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.