Home / 2,980,866.51-4,471,373.54-1,087,607.88

Finding the Fourth Proportional to 2,980,866.51, 4,471,373.54 and 1,087,607.88

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Solution

The fourth proportional to 2,980,866.51, 4,471,373.54 and 1,087,607.88 is: 1,631,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,866.51 : 4,471,373.54 = 1,087,607.88 : x
  2. Step 2: Convert to fraction form
    2,980,866.51/4,471,373.54 = 1,087,607.88/x
  3. Step 3: Cross multiply
    2,980,866.51x = 4,471,373.54 × 1,087,607.88
  4. Step 4: Simplify right side
    2,980,866.51x = 4,863,101,096,527.50
  5. Step 5: Solve for x
    x = 4,863,101,096,527.50/2,980,866.51
  6. Step 6: Final answer
    x = 1,631,438.74

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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.