Home / 1,520,605.30-2,280,907.95-1,496,985.70

Finding the Fourth Proportional to 1,520,605.30, 2,280,907.95 and 1,496,985.70

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Solution

The fourth proportional to 1,520,605.30, 2,280,907.95 and 1,496,985.70 is: 2,245,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,605.30 : 2,280,907.95 = 1,496,985.70 : x
  2. Step 2: Convert to fraction form
    1,520,605.30/2,280,907.95 = 1,496,985.70/x
  3. Step 3: Cross multiply
    1,520,605.30x = 2,280,907.95 × 1,496,985.70
  4. Step 4: Simplify right side
    1,520,605.30x = 3,414,486,584,166.32
  5. Step 5: Solve for x
    x = 3,414,486,584,166.32/1,520,605.30
  6. Step 6: Final answer
    x = 2,245,478.55

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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.