Home / 1,890,718.08-2,609,199.06-1,031,296.80

Finding the Fourth Proportional to 1,890,718.08, 2,609,199.06 and 1,031,296.80

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Solution

The fourth proportional to 1,890,718.08, 2,609,199.06 and 1,031,296.80 is: 1,423,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,718.08 : 2,609,199.06 = 1,031,296.80 : x
  2. Step 2: Convert to fraction form
    1,890,718.08/2,609,199.06 = 1,031,296.80/x
  3. Step 3: Cross multiply
    1,890,718.08x = 2,609,199.06 × 1,031,296.80
  4. Step 4: Simplify right side
    1,890,718.08x = 2,690,858,641,141.01
  5. Step 5: Solve for x
    x = 2,690,858,641,141.01/1,890,718.08
  6. Step 6: Final answer
    x = 1,423,194.01

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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.