Home / 1,789,988.50-2,684,689.08-492,838.30

Finding the Fourth Proportional to 1,789,988.50, 2,684,689.08 and 492,838.30

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Solution

The fourth proportional to 1,789,988.50, 2,684,689.08 and 492,838.30 is: 739,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,988.50 : 2,684,689.08 = 492,838.30 : x
  2. Step 2: Convert to fraction form
    1,789,988.50/2,684,689.08 = 492,838.30/x
  3. Step 3: Cross multiply
    1,789,988.50x = 2,684,689.08 × 492,838.30
  4. Step 4: Simplify right side
    1,789,988.50x = 1,323,117,602,215.76
  5. Step 5: Solve for x
    x = 1,323,117,602,215.76/1,789,988.50
  6. Step 6: Final answer
    x = 739,176.59

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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.