Home / 2,177,306.61-3,004,512.92-1,210,378.02

Finding the Fourth Proportional to 2,177,306.61, 3,004,512.92 and 1,210,378.02

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Solution

The fourth proportional to 2,177,306.61, 3,004,512.92 and 1,210,378.02 is: 1,670,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,306.61 : 3,004,512.92 = 1,210,378.02 : x
  2. Step 2: Convert to fraction form
    2,177,306.61/3,004,512.92 = 1,210,378.02/x
  3. Step 3: Cross multiply
    2,177,306.61x = 3,004,512.92 × 1,210,378.02
  4. Step 4: Simplify right side
    2,177,306.61x = 3,636,596,403,294.51
  5. Step 5: Solve for x
    x = 3,636,596,403,294.51/2,177,306.61
  6. Step 6: Final answer
    x = 1,670,227.05

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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.