Home / 2,113,303.38-2,916,358.66-1,207,904.82

Finding the Fourth Proportional to 2,113,303.38, 2,916,358.66 and 1,207,904.82

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Solution

The fourth proportional to 2,113,303.38, 2,916,358.66 and 1,207,904.82 is: 1,666,908.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,303.38 : 2,916,358.66 = 1,207,904.82 : x
  2. Step 2: Convert to fraction form
    2,113,303.38/2,916,358.66 = 1,207,904.82/x
  3. Step 3: Cross multiply
    2,113,303.38x = 2,916,358.66 × 1,207,904.82
  4. Step 4: Simplify right side
    2,113,303.38x = 3,522,683,682,262.74
  5. Step 5: Solve for x
    x = 3,522,683,682,262.74/2,113,303.38
  6. Step 6: Final answer
    x = 1,666,908.65

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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.