Home / 2,921,515.80-4,402,215.20-2,400,703.62

Finding the Fourth Proportional to 2,921,515.80, 4,402,215.20 and 2,400,703.62

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Solution

The fourth proportional to 2,921,515.80, 4,402,215.20 and 2,400,703.62 is: 3,617,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,515.80 : 4,402,215.20 = 2,400,703.62 : x
  2. Step 2: Convert to fraction form
    2,921,515.80/4,402,215.20 = 2,400,703.62/x
  3. Step 3: Cross multiply
    2,921,515.80x = 4,402,215.20 × 2,400,703.62
  4. Step 4: Simplify right side
    2,921,515.80x = 10,568,413,954,655.51
  5. Step 5: Solve for x
    x = 10,568,413,954,655.51/2,921,515.80
  6. Step 6: Final answer
    x = 3,617,442.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.