Home / 1,348,838.98-2,013,418.61-1,178,584.39

Finding the Fourth Proportional to 1,348,838.98, 2,013,418.61 and 1,178,584.39

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Solution

The fourth proportional to 1,348,838.98, 2,013,418.61 and 1,178,584.39 is: 1,759,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,838.98 : 2,013,418.61 = 1,178,584.39 : x
  2. Step 2: Convert to fraction form
    1,348,838.98/2,013,418.61 = 1,178,584.39/x
  3. Step 3: Cross multiply
    1,348,838.98x = 2,013,418.61 × 1,178,584.39
  4. Step 4: Simplify right side
    1,348,838.98x = 2,372,983,744,281.50
  5. Step 5: Solve for x
    x = 2,372,983,744,281.50/1,348,838.98
  6. Step 6: Final answer
    x = 1,759,278.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.