Home / 4,272,019.22-6,407,032.08-1,238,570.96

Finding the Fourth Proportional to 4,272,019.22, 6,407,032.08 and 1,238,570.96

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Solution

The fourth proportional to 4,272,019.22, 6,407,032.08 and 1,238,570.96 is: 1,857,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272,019.22 : 6,407,032.08 = 1,238,570.96 : x
  2. Step 2: Convert to fraction form
    4,272,019.22/6,407,032.08 = 1,238,570.96/x
  3. Step 3: Cross multiply
    4,272,019.22x = 6,407,032.08 × 1,238,570.96
  4. Step 4: Simplify right side
    4,272,019.22x = 7,935,563,874,076.40
  5. Step 5: Solve for x
    x = 7,935,563,874,076.40/4,272,019.22
  6. Step 6: Final answer
    x = 1,857,567.46

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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.