Home / 1,669,126.77-2,303,492.11-934,074.86

Finding the Fourth Proportional to 1,669,126.77, 2,303,492.11 and 934,074.86

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Solution

The fourth proportional to 1,669,126.77, 2,303,492.11 and 934,074.86 is: 1,289,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,126.77 : 2,303,492.11 = 934,074.86 : x
  2. Step 2: Convert to fraction form
    1,669,126.77/2,303,492.11 = 934,074.86/x
  3. Step 3: Cross multiply
    1,669,126.77x = 2,303,492.11 × 934,074.86
  4. Step 4: Simplify right side
    1,669,126.77x = 2,151,634,056,306.71
  5. Step 5: Solve for x
    x = 2,151,634,056,306.71/1,669,126.77
  6. Step 6: Final answer
    x = 1,289,077.68

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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.