Home / 1,676,923.86-2,314,155.25-912,977.46

Finding the Fourth Proportional to 1,676,923.86, 2,314,155.25 and 912,977.46

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Solution

The fourth proportional to 1,676,923.86, 2,314,155.25 and 912,977.46 is: 1,259,909.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,923.86 : 2,314,155.25 = 912,977.46 : x
  2. Step 2: Convert to fraction form
    1,676,923.86/2,314,155.25 = 912,977.46/x
  3. Step 3: Cross multiply
    1,676,923.86x = 2,314,155.25 × 912,977.46
  4. Step 4: Simplify right side
    1,676,923.86x = 2,112,771,582,190.66
  5. Step 5: Solve for x
    x = 2,112,771,582,190.66/1,676,923.86
  6. Step 6: Final answer
    x = 1,259,909.07

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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.