Home / 5,152,223.49-7,728,895.76-1,913,381.23

Finding the Fourth Proportional to 5,152,223.49, 7,728,895.76 and 1,913,381.23

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Solution

The fourth proportional to 5,152,223.49, 7,728,895.76 and 1,913,381.23 is: 2,870,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152,223.49 : 7,728,895.76 = 1,913,381.23 : x
  2. Step 2: Convert to fraction form
    5,152,223.49/7,728,895.76 = 1,913,381.23/x
  3. Step 3: Cross multiply
    5,152,223.49x = 7,728,895.76 × 1,913,381.23
  4. Step 4: Simplify right side
    5,152,223.49x = 14,788,324,046,921.44
  5. Step 5: Solve for x
    x = 14,788,324,046,921.44/5,152,223.49
  6. Step 6: Final answer
    x = 2,870,280.00

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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.