Home / 1,870,468.90-2,580,628.17-1,054,570.66

Finding the Fourth Proportional to 1,870,468.90, 2,580,628.17 and 1,054,570.66

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Solution

The fourth proportional to 1,870,468.90, 2,580,628.17 and 1,054,570.66 is: 1,454,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,468.90 : 2,580,628.17 = 1,054,570.66 : x
  2. Step 2: Convert to fraction form
    1,870,468.90/2,580,628.17 = 1,054,570.66/x
  3. Step 3: Cross multiply
    1,870,468.90x = 2,580,628.17 × 1,054,570.66
  4. Step 4: Simplify right side
    1,870,468.90x = 2,721,454,752,451.49
  5. Step 5: Solve for x
    x = 2,721,454,752,451.49/1,870,468.90
  6. Step 6: Final answer
    x = 1,454,958.57

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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.