Home / 2,762,995.50-4,144,726.53-768,451.50

Finding the Fourth Proportional to 2,762,995.50, 4,144,726.53 and 768,451.50

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Solution

The fourth proportional to 2,762,995.50, 4,144,726.53 and 768,451.50 is: 1,152,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,995.50 : 4,144,726.53 = 768,451.50 : x
  2. Step 2: Convert to fraction form
    2,762,995.50/4,144,726.53 = 768,451.50/x
  3. Step 3: Cross multiply
    2,762,995.50x = 4,144,726.53 × 768,451.50
  4. Step 4: Simplify right side
    2,762,995.50x = 3,185,021,319,068.30
  5. Step 5: Solve for x
    x = 3,185,021,319,068.30/2,762,995.50
  6. Step 6: Final answer
    x = 1,152,742.13

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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.