Home / 1,492,319.80-2,237,658.90-1,019,539

Finding the Fourth Proportional to 1,492,319.80, 2,237,658.90 and 1,019,539

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Solution

The fourth proportional to 1,492,319.80, 2,237,658.90 and 1,019,539 is: 1,528,747.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,319.80 : 2,237,658.90 = 1,019,539 : x
  2. Step 2: Convert to fraction form
    1,492,319.80/2,237,658.90 = 1,019,539/x
  3. Step 3: Cross multiply
    1,492,319.80x = 2,237,658.90 × 1,019,539
  4. Step 4: Simplify right side
    1,492,319.80x = 2,281,380,517,247.10
  5. Step 5: Solve for x
    x = 2,281,380,517,247.10/1,492,319.80
  6. Step 6: Final answer
    x = 1,528,747.74

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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.