Home / 4,428,032.70-6,643,215.45-1,587,848.70

Finding the Fourth Proportional to 4,428,032.70, 6,643,215.45 and 1,587,848.70

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Solution

The fourth proportional to 4,428,032.70, 6,643,215.45 and 1,587,848.70 is: 2,382,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,032.70 : 6,643,215.45 = 1,587,848.70 : x
  2. Step 2: Convert to fraction form
    4,428,032.70/6,643,215.45 = 1,587,848.70/x
  3. Step 3: Cross multiply
    4,428,032.70x = 6,643,215.45 × 1,587,848.70
  4. Step 4: Simplify right side
    4,428,032.70x = 10,548,421,016,102.41
  5. Step 5: Solve for x
    x = 10,548,421,016,102.41/4,428,032.70
  6. Step 6: Final answer
    x = 2,382,191.31

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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.