Home / 2,088,021.81-2,881,709.13-1,170,498.76

Finding the Fourth Proportional to 2,088,021.81, 2,881,709.13 and 1,170,498.76

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Solution

The fourth proportional to 2,088,021.81, 2,881,709.13 and 1,170,498.76 is: 1,615,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,021.81 : 2,881,709.13 = 1,170,498.76 : x
  2. Step 2: Convert to fraction form
    2,088,021.81/2,881,709.13 = 1,170,498.76/x
  3. Step 3: Cross multiply
    2,088,021.81x = 2,881,709.13 × 1,170,498.76
  4. Step 4: Simplify right side
    2,088,021.81x = 3,373,036,963,345.68
  5. Step 5: Solve for x
    x = 3,373,036,963,345.68/2,088,021.81
  6. Step 6: Final answer
    x = 1,615,422.28

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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.