Home / 1,880,239.30-2,820,812.55-618,000.10

Finding the Fourth Proportional to 1,880,239.30, 2,820,812.55 and 618,000.10

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Solution

The fourth proportional to 1,880,239.30, 2,820,812.55 and 618,000.10 is: 927,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,239.30 : 2,820,812.55 = 618,000.10 : x
  2. Step 2: Convert to fraction form
    1,880,239.30/2,820,812.55 = 618,000.10/x
  3. Step 3: Cross multiply
    1,880,239.30x = 2,820,812.55 × 618,000.10
  4. Step 4: Simplify right side
    1,880,239.30x = 1,743,262,437,981.26
  5. Step 5: Solve for x
    x = 1,743,262,437,981.26/1,880,239.30
  6. Step 6: Final answer
    x = 927,149.24

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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.