Home / 4,931,081.90-7,398,584.61-1,897,633.28

Finding the Fourth Proportional to 4,931,081.90, 7,398,584.61 and 1,897,633.28

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Solution

The fourth proportional to 4,931,081.90, 7,398,584.61 and 1,897,633.28 is: 2,847,204.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931,081.90 : 7,398,584.61 = 1,897,633.28 : x
  2. Step 2: Convert to fraction form
    4,931,081.90/7,398,584.61 = 1,897,633.28/x
  3. Step 3: Cross multiply
    4,931,081.90x = 7,398,584.61 × 1,897,633.28
  4. Step 4: Simplify right side
    4,931,081.90x = 14,039,800,343,838.90
  5. Step 5: Solve for x
    x = 14,039,800,343,838.90/4,931,081.90
  6. Step 6: Final answer
    x = 2,847,204.86

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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.