Home / 2,972,617.22-4,102,074.45-1,683,466.90

Finding the Fourth Proportional to 2,972,617.22, 4,102,074.45 and 1,683,466.90

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Solution

The fourth proportional to 2,972,617.22, 4,102,074.45 and 1,683,466.90 is: 2,323,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,617.22 : 4,102,074.45 = 1,683,466.90 : x
  2. Step 2: Convert to fraction form
    2,972,617.22/4,102,074.45 = 1,683,466.90/x
  3. Step 3: Cross multiply
    2,972,617.22x = 4,102,074.45 × 1,683,466.90
  4. Step 4: Simplify right side
    2,972,617.22x = 6,905,706,547,655.52
  5. Step 5: Solve for x
    x = 6,905,706,547,655.52/2,972,617.22
  6. Step 6: Final answer
    x = 2,323,106.55

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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.