Home / 1,401,454.10-2,100,868.95-1,097,679.80

Finding the Fourth Proportional to 1,401,454.10, 2,100,868.95 and 1,097,679.80

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Solution

The fourth proportional to 1,401,454.10, 2,100,868.95 and 1,097,679.80 is: 1,645,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,454.10 : 2,100,868.95 = 1,097,679.80 : x
  2. Step 2: Convert to fraction form
    1,401,454.10/2,100,868.95 = 1,097,679.80/x
  3. Step 3: Cross multiply
    1,401,454.10x = 2,100,868.95 × 1,097,679.80
  4. Step 4: Simplify right side
    1,401,454.10x = 2,306,081,408,862.21
  5. Step 5: Solve for x
    x = 2,306,081,408,862.21/1,401,454.10
  6. Step 6: Final answer
    x = 1,645,491.93

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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.