Home / 1,974,341-2,961,511.90-712,168.50

Finding the Fourth Proportional to 1,974,341, 2,961,511.90 and 712,168.50

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Solution

The fourth proportional to 1,974,341, 2,961,511.90 and 712,168.50 is: 1,068,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,341 : 2,961,511.90 = 712,168.50 : x
  2. Step 2: Convert to fraction form
    1,974,341/2,961,511.90 = 712,168.50/x
  3. Step 3: Cross multiply
    1,974,341x = 2,961,511.90 × 712,168.50
  4. Step 4: Simplify right side
    1,974,341x = 2,109,095,487,555.15
  5. Step 5: Solve for x
    x = 2,109,095,487,555.15/1,974,341
  6. Step 6: Final answer
    x = 1,068,252.89

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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.