Home / 2,685,701.80-4,028,552.70-912,773.80

Finding the Fourth Proportional to 2,685,701.80, 4,028,552.70 and 912,773.80

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Solution

The fourth proportional to 2,685,701.80, 4,028,552.70 and 912,773.80 is: 1,369,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,701.80 : 4,028,552.70 = 912,773.80 : x
  2. Step 2: Convert to fraction form
    2,685,701.80/4,028,552.70 = 912,773.80/x
  3. Step 3: Cross multiply
    2,685,701.80x = 4,028,552.70 × 912,773.80
  4. Step 4: Simplify right side
    2,685,701.80x = 3,677,157,356,479.26
  5. Step 5: Solve for x
    x = 3,677,157,356,479.26/2,685,701.80
  6. Step 6: Final answer
    x = 1,369,160.70

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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.