Home / 1,686,051.60-2,529,077.40-548,920.95

Finding the Fourth Proportional to 1,686,051.60, 2,529,077.40 and 548,920.95

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Solution

The fourth proportional to 1,686,051.60, 2,529,077.40 and 548,920.95 is: 823,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,051.60 : 2,529,077.40 = 548,920.95 : x
  2. Step 2: Convert to fraction form
    1,686,051.60/2,529,077.40 = 548,920.95/x
  3. Step 3: Cross multiply
    1,686,051.60x = 2,529,077.40 × 548,920.95
  4. Step 4: Simplify right side
    1,686,051.60x = 1,388,263,569,031.53
  5. Step 5: Solve for x
    x = 1,388,263,569,031.53/1,686,051.60
  6. Step 6: Final answer
    x = 823,381.43

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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.