Home / 2,921,505.40-4,402,199.50-2,400,693.22

Finding the Fourth Proportional to 2,921,505.40, 4,402,199.50 and 2,400,693.22

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Solution

The fourth proportional to 2,921,505.40, 4,402,199.50 and 2,400,693.22 is: 3,617,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,505.40 : 4,402,199.50 = 2,400,693.22 : x
  2. Step 2: Convert to fraction form
    2,921,505.40/4,402,199.50 = 2,400,693.22/x
  3. Step 3: Cross multiply
    2,921,505.40x = 4,402,199.50 × 2,400,693.22
  4. Step 4: Simplify right side
    2,921,505.40x = 10,568,330,484,732.76
  5. Step 5: Solve for x
    x = 10,568,330,484,732.76/2,921,505.40
  6. Step 6: Final answer
    x = 3,617,426.31

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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.