Home / 4,927,639.51-7,390,176.22-2,086,289.11

Finding the Fourth Proportional to 4,927,639.51, 7,390,176.22 and 2,086,289.11

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Solution

The fourth proportional to 4,927,639.51, 7,390,176.22 and 2,086,289.11 is: 3,128,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927,639.51 : 7,390,176.22 = 2,086,289.11 : x
  2. Step 2: Convert to fraction form
    4,927,639.51/7,390,176.22 = 2,086,289.11/x
  3. Step 3: Cross multiply
    4,927,639.51x = 7,390,176.22 × 2,086,289.11
  4. Step 4: Simplify right side
    4,927,639.51x = 15,418,044,168,766.96
  5. Step 5: Solve for x
    x = 15,418,044,168,766.96/4,927,639.51
  6. Step 6: Final answer
    x = 3,128,890.44

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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.