Home / 1,570,069.20-2,166,689.36-881,645.36

Finding the Fourth Proportional to 1,570,069.20, 2,166,689.36 and 881,645.36

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Solution

The fourth proportional to 1,570,069.20, 2,166,689.36 and 881,645.36 is: 1,216,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,069.20 : 2,166,689.36 = 881,645.36 : x
  2. Step 2: Convert to fraction form
    1,570,069.20/2,166,689.36 = 881,645.36/x
  3. Step 3: Cross multiply
    1,570,069.20x = 2,166,689.36 × 881,645.36
  4. Step 4: Simplify right side
    1,570,069.20x = 1,910,251,620,805.37
  5. Step 5: Solve for x
    x = 1,910,251,620,805.37/1,570,069.20
  6. Step 6: Final answer
    x = 1,216,667.15

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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.