Home / 1,774,259.40-2,663,138.70-876,714.60

Finding the Fourth Proportional to 1,774,259.40, 2,663,138.70 and 876,714.60

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Solution

The fourth proportional to 1,774,259.40, 2,663,138.70 and 876,714.60 is: 1,315,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,259.40 : 2,663,138.70 = 876,714.60 : x
  2. Step 2: Convert to fraction form
    1,774,259.40/2,663,138.70 = 876,714.60/x
  3. Step 3: Cross multiply
    1,774,259.40x = 2,663,138.70 × 876,714.60
  4. Step 4: Simplify right side
    1,774,259.40x = 2,334,812,580,115.02
  5. Step 5: Solve for x
    x = 2,334,812,580,115.02/1,774,259.40
  6. Step 6: Final answer
    x = 1,315,936.43

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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.