Home / 1,986,943.79-2,980,443.63-567,000.02

Finding the Fourth Proportional to 1,986,943.79, 2,980,443.63 and 567,000.02

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Solution

The fourth proportional to 1,986,943.79, 2,980,443.63 and 567,000.02 is: 850,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,943.79 : 2,980,443.63 = 567,000.02 : x
  2. Step 2: Convert to fraction form
    1,986,943.79/2,980,443.63 = 567,000.02/x
  3. Step 3: Cross multiply
    1,986,943.79x = 2,980,443.63 × 567,000.02
  4. Step 4: Simplify right side
    1,986,943.79x = 1,689,911,607,396.23
  5. Step 5: Solve for x
    x = 1,689,911,607,396.23/1,986,943.79
  6. Step 6: Final answer
    x = 850,508.01

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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.