Home / 1,267,416.80-1,898,014.80-844,402.40

Finding the Fourth Proportional to 1,267,416.80, 1,898,014.80 and 844,402.40

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Solution

The fourth proportional to 1,267,416.80, 1,898,014.80 and 844,402.40 is: 1,264,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,416.80 : 1,898,014.80 = 844,402.40 : x
  2. Step 2: Convert to fraction form
    1,267,416.80/1,898,014.80 = 844,402.40/x
  3. Step 3: Cross multiply
    1,267,416.80x = 1,898,014.80 × 844,402.40
  4. Step 4: Simplify right side
    1,267,416.80x = 1,602,688,252,355.52
  5. Step 5: Solve for x
    x = 1,602,688,252,355.52/1,267,416.80
  6. Step 6: Final answer
    x = 1,264,531.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.