Home / 1,875,788.64-2,817,449.40-1,119,108.51

Finding the Fourth Proportional to 1,875,788.64, 2,817,449.40 and 1,119,108.51

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Solution

The fourth proportional to 1,875,788.64, 2,817,449.40 and 1,119,108.51 is: 1,680,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,788.64 : 2,817,449.40 = 1,119,108.51 : x
  2. Step 2: Convert to fraction form
    1,875,788.64/2,817,449.40 = 1,119,108.51/x
  3. Step 3: Cross multiply
    1,875,788.64x = 2,817,449.40 × 1,119,108.51
  4. Step 4: Simplify right side
    1,875,788.64x = 3,153,031,600,034.39
  5. Step 5: Solve for x
    x = 3,153,031,600,034.39/1,875,788.64
  6. Step 6: Final answer
    x = 1,680,909.85

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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.