Home / 1,520,557.12-2,097,856.29-875,960.74

Finding the Fourth Proportional to 1,520,557.12, 2,097,856.29 and 875,960.74

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Solution

The fourth proportional to 1,520,557.12, 2,097,856.29 and 875,960.74 is: 1,208,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,557.12 : 2,097,856.29 = 875,960.74 : x
  2. Step 2: Convert to fraction form
    1,520,557.12/2,097,856.29 = 875,960.74/x
  3. Step 3: Cross multiply
    1,520,557.12x = 2,097,856.29 × 875,960.74
  4. Step 4: Simplify right side
    1,520,557.12x = 1,837,639,748,202.05
  5. Step 5: Solve for x
    x = 1,837,639,748,202.05/1,520,557.12
  6. Step 6: Final answer
    x = 1,208,530.56

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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.