Home / 3,462,445.88-4,778,422.69-1,913,674.26

Finding the Fourth Proportional to 3,462,445.88, 4,778,422.69 and 1,913,674.26

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Solution

The fourth proportional to 3,462,445.88, 4,778,422.69 and 1,913,674.26 is: 2,641,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,445.88 : 4,778,422.69 = 1,913,674.26 : x
  2. Step 2: Convert to fraction form
    3,462,445.88/4,778,422.69 = 1,913,674.26/x
  3. Step 3: Cross multiply
    3,462,445.88x = 4,778,422.69 × 1,913,674.26
  4. Step 4: Simplify right side
    3,462,445.88x = 9,144,344,500,468.77
  5. Step 5: Solve for x
    x = 9,144,344,500,468.77/3,462,445.88
  6. Step 6: Final answer
    x = 2,641,007.20

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1.5x scale

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.