Home / 1,609,350.80-2,219,980.25-1,004,689.04

Finding the Fourth Proportional to 1,609,350.80, 2,219,980.25 and 1,004,689.04

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Solution

The fourth proportional to 1,609,350.80, 2,219,980.25 and 1,004,689.04 is: 1,385,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,350.80 : 2,219,980.25 = 1,004,689.04 : x
  2. Step 2: Convert to fraction form
    1,609,350.80/2,219,980.25 = 1,004,689.04/x
  3. Step 3: Cross multiply
    1,609,350.80x = 2,219,980.25 × 1,004,689.04
  4. Step 4: Simplify right side
    1,609,350.80x = 2,230,389,810,068.11
  5. Step 5: Solve for x
    x = 2,230,389,810,068.11/1,609,350.80
  6. Step 6: Final answer
    x = 1,385,894.12

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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.