Home / 1,363,807.56-1,881,283.80-853,624.20

Finding the Fourth Proportional to 1,363,807.56, 1,881,283.80 and 853,624.20

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Solution

The fourth proportional to 1,363,807.56, 1,881,283.80 and 853,624.20 is: 1,177,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,807.56 : 1,881,283.80 = 853,624.20 : x
  2. Step 2: Convert to fraction form
    1,363,807.56/1,881,283.80 = 853,624.20/x
  3. Step 3: Cross multiply
    1,363,807.56x = 1,881,283.80 × 853,624.20
  4. Step 4: Simplify right side
    1,363,807.56x = 1,605,909,378,747.96
  5. Step 5: Solve for x
    x = 1,605,909,378,747.96/1,363,807.56
  6. Step 6: Final answer
    x = 1,177,519.05

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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.