Home / 1,537,909.70-2,306,864.55-1,449,336.20

Finding the Fourth Proportional to 1,537,909.70, 2,306,864.55 and 1,449,336.20

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Solution

The fourth proportional to 1,537,909.70, 2,306,864.55 and 1,449,336.20 is: 2,174,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,909.70 : 2,306,864.55 = 1,449,336.20 : x
  2. Step 2: Convert to fraction form
    1,537,909.70/2,306,864.55 = 1,449,336.20/x
  3. Step 3: Cross multiply
    1,537,909.70x = 2,306,864.55 × 1,449,336.20
  4. Step 4: Simplify right side
    1,537,909.70x = 3,343,422,300,811.71
  5. Step 5: Solve for x
    x = 3,343,422,300,811.71/1,537,909.70
  6. Step 6: Final answer
    x = 2,174,004.30

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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.