Home / 2,769,830.70-4,154,746.05-876,720.30

Finding the Fourth Proportional to 2,769,830.70, 4,154,746.05 and 876,720.30

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Solution

The fourth proportional to 2,769,830.70, 4,154,746.05 and 876,720.30 is: 1,315,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,830.70 : 4,154,746.05 = 876,720.30 : x
  2. Step 2: Convert to fraction form
    2,769,830.70/4,154,746.05 = 876,720.30/x
  3. Step 3: Cross multiply
    2,769,830.70x = 4,154,746.05 × 876,720.30
  4. Step 4: Simplify right side
    2,769,830.70x = 3,642,550,203,379.82
  5. Step 5: Solve for x
    x = 3,642,550,203,379.82/2,769,830.70
  6. Step 6: Final answer
    x = 1,315,080.45

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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.