Home / 3,391,313.34-4,680,011.31-1,863,518.88

Finding the Fourth Proportional to 3,391,313.34, 4,680,011.31 and 1,863,518.88

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Solution

The fourth proportional to 3,391,313.34, 4,680,011.31 and 1,863,518.88 is: 2,571,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,313.34 : 4,680,011.31 = 1,863,518.88 : x
  2. Step 2: Convert to fraction form
    3,391,313.34/4,680,011.31 = 1,863,518.88/x
  3. Step 3: Cross multiply
    3,391,313.34x = 4,680,011.31 × 1,863,518.88
  4. Step 4: Simplify right side
    3,391,313.34x = 8,721,289,434,798.53
  5. Step 5: Solve for x
    x = 8,721,289,434,798.53/3,391,313.34
  6. Step 6: Final answer
    x = 2,571,655.45

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1.5x scale

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.