Home / 3,448,488.64-4,759,061.40-1,920,595.78

Finding the Fourth Proportional to 3,448,488.64, 4,759,061.40 and 1,920,595.78

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Solution

The fourth proportional to 3,448,488.64, 4,759,061.40 and 1,920,595.78 is: 2,650,504.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,488.64 : 4,759,061.40 = 1,920,595.78 : x
  2. Step 2: Convert to fraction form
    3,448,488.64/4,759,061.40 = 1,920,595.78/x
  3. Step 3: Cross multiply
    3,448,488.64x = 4,759,061.40 × 1,920,595.78
  4. Step 4: Simplify right side
    3,448,488.64x = 9,140,233,241,600.89
  5. Step 5: Solve for x
    x = 9,140,233,241,600.89/3,448,488.64
  6. Step 6: Final answer
    x = 2,650,504.09

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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.