Home / 1,790,941.10-2,686,411.65-1,625,603.90

Finding the Fourth Proportional to 1,790,941.10, 2,686,411.65 and 1,625,603.90

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Solution

The fourth proportional to 1,790,941.10, 2,686,411.65 and 1,625,603.90 is: 2,438,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,941.10 : 2,686,411.65 = 1,625,603.90 : x
  2. Step 2: Convert to fraction form
    1,790,941.10/2,686,411.65 = 1,625,603.90/x
  3. Step 3: Cross multiply
    1,790,941.10x = 2,686,411.65 × 1,625,603.90
  4. Step 4: Simplify right side
    1,790,941.10x = 4,367,041,255,245.43
  5. Step 5: Solve for x
    x = 4,367,041,255,245.43/1,790,941.10
  6. Step 6: Final answer
    x = 2,438,405.85

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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.