Home / 5,152,234.74-7,728,912.63-1,913,392.50

Finding the Fourth Proportional to 5,152,234.74, 7,728,912.63 and 1,913,392.50

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Solution

The fourth proportional to 5,152,234.74, 7,728,912.63 and 1,913,392.50 is: 2,870,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152,234.74 : 7,728,912.63 = 1,913,392.50 : x
  2. Step 2: Convert to fraction form
    5,152,234.74/7,728,912.63 = 1,913,392.50/x
  3. Step 3: Cross multiply
    5,152,234.74x = 7,728,912.63 × 1,913,392.50
  4. Step 4: Simplify right side
    5,152,234.74x = 14,788,443,459,397.28
  5. Step 5: Solve for x
    x = 14,788,443,459,397.28/5,152,234.74
  6. Step 6: Final answer
    x = 2,870,296.91

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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.