Home / 2,679,140.43-3,697,217.02-1,455,446.77

Finding the Fourth Proportional to 2,679,140.43, 3,697,217.02 and 1,455,446.77

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Solution

The fourth proportional to 2,679,140.43, 3,697,217.02 and 1,455,446.77 is: 2,008,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,140.43 : 3,697,217.02 = 1,455,446.77 : x
  2. Step 2: Convert to fraction form
    2,679,140.43/3,697,217.02 = 1,455,446.77/x
  3. Step 3: Cross multiply
    2,679,140.43x = 3,697,217.02 × 1,455,446.77
  4. Step 4: Simplify right side
    2,679,140.43x = 5,381,102,569,748.03
  5. Step 5: Solve for x
    x = 5,381,102,569,748.03/2,679,140.43
  6. Step 6: Final answer
    x = 2,008,518.30

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1.5x scale

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.