Home / 3,426,531.48-4,728,542.94-1,898,625.24

Finding the Fourth Proportional to 3,426,531.48, 4,728,542.94 and 1,898,625.24

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Solution

The fourth proportional to 3,426,531.48, 4,728,542.94 and 1,898,625.24 is: 2,620,063.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,531.48 : 4,728,542.94 = 1,898,625.24 : x
  2. Step 2: Convert to fraction form
    3,426,531.48/4,728,542.94 = 1,898,625.24/x
  3. Step 3: Cross multiply
    3,426,531.48x = 4,728,542.94 × 1,898,625.24
  4. Step 4: Simplify right side
    3,426,531.48x = 8,977,730,974,307.81
  5. Step 5: Solve for x
    x = 8,977,730,974,307.81/3,426,531.48
  6. Step 6: Final answer
    x = 2,620,063.77

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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.