Home / 1,960,931.78-2,941,567.12-540,987.86

Finding the Fourth Proportional to 1,960,931.78, 2,941,567.12 and 540,987.86

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Solution

The fourth proportional to 1,960,931.78, 2,941,567.12 and 540,987.86 is: 811,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,931.78 : 2,941,567.12 = 540,987.86 : x
  2. Step 2: Convert to fraction form
    1,960,931.78/2,941,567.12 = 540,987.86/x
  3. Step 3: Cross multiply
    1,960,931.78x = 2,941,567.12 × 540,987.86
  4. Step 4: Simplify right side
    1,960,931.78x = 1,591,352,101,295.16
  5. Step 5: Solve for x
    x = 1,591,352,101,295.16/1,960,931.78
  6. Step 6: Final answer
    x = 811,528.54

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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.