Home / 2,078,785-2,868,723.30-1,124,929

Finding the Fourth Proportional to 2,078,785, 2,868,723.30 and 1,124,929

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Solution

The fourth proportional to 2,078,785, 2,868,723.30 and 1,124,929 is: 1,552,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,785 : 2,868,723.30 = 1,124,929 : x
  2. Step 2: Convert to fraction form
    2,078,785/2,868,723.30 = 1,124,929/x
  3. Step 3: Cross multiply
    2,078,785x = 2,868,723.30 × 1,124,929
  4. Step 4: Simplify right side
    2,078,785x = 3,227,110,033,145.70
  5. Step 5: Solve for x
    x = 3,227,110,033,145.70/2,078,785
  6. Step 6: Final answer
    x = 1,552,402.02

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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.