Home / 2,102,038.50-2,900,813.09-1,135,168.71

Finding the Fourth Proportional to 2,102,038.50, 2,900,813.09 and 1,135,168.71

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Solution

The fourth proportional to 2,102,038.50, 2,900,813.09 and 1,135,168.71 is: 1,566,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,038.50 : 2,900,813.09 = 1,135,168.71 : x
  2. Step 2: Convert to fraction form
    2,102,038.50/2,900,813.09 = 1,135,168.71/x
  3. Step 3: Cross multiply
    2,102,038.50x = 2,900,813.09 × 1,135,168.71
  4. Step 4: Simplify right side
    2,102,038.50x = 3,292,912,253,326.41
  5. Step 5: Solve for x
    x = 3,292,912,253,326.41/2,102,038.50
  6. Step 6: Final answer
    x = 1,566,532.80

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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.