Home / 1,590,703.50-2,195,170.83-875,311.50

Finding the Fourth Proportional to 1,590,703.50, 2,195,170.83 and 875,311.50

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Solution

The fourth proportional to 1,590,703.50, 2,195,170.83 and 875,311.50 is: 1,207,929.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,703.50 : 2,195,170.83 = 875,311.50 : x
  2. Step 2: Convert to fraction form
    1,590,703.50/2,195,170.83 = 875,311.50/x
  3. Step 3: Cross multiply
    1,590,703.50x = 2,195,170.83 × 875,311.50
  4. Step 4: Simplify right side
    1,590,703.50x = 1,921,458,271,963.55
  5. Step 5: Solve for x
    x = 1,921,458,271,963.55/1,590,703.50
  6. Step 6: Final answer
    x = 1,207,929.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.