Home / 2,807,024.27-4,209,915.74-784,724.51

Finding the Fourth Proportional to 2,807,024.27, 4,209,915.74 and 784,724.51

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Solution

The fourth proportional to 2,807,024.27, 4,209,915.74 and 784,724.51 is: 1,176,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,024.27 : 4,209,915.74 = 784,724.51 : x
  2. Step 2: Convert to fraction form
    2,807,024.27/4,209,915.74 = 784,724.51/x
  3. Step 3: Cross multiply
    2,807,024.27x = 4,209,915.74 × 784,724.51
  4. Step 4: Simplify right side
    2,807,024.27x = 3,303,624,072,813.95
  5. Step 5: Solve for x
    x = 3,303,624,072,813.95/2,807,024.27
  6. Step 6: Final answer
    x = 1,176,913.26

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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.