Home / 1,920,384.54-2,880,723.81-572,444.10

Finding the Fourth Proportional to 1,920,384.54, 2,880,723.81 and 572,444.10

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Solution

The fourth proportional to 1,920,384.54, 2,880,723.81 and 572,444.10 is: 858,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,384.54 : 2,880,723.81 = 572,444.10 : x
  2. Step 2: Convert to fraction form
    1,920,384.54/2,880,723.81 = 572,444.10/x
  3. Step 3: Cross multiply
    1,920,384.54x = 2,880,723.81 × 572,444.10
  4. Step 4: Simplify right side
    1,920,384.54x = 1,649,053,348,764.02
  5. Step 5: Solve for x
    x = 1,649,053,348,764.02/1,920,384.54
  6. Step 6: Final answer
    x = 858,709.97

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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.