Home / 1,883,615.52-2,827,199.04-686,694.72

Finding the Fourth Proportional to 1,883,615.52, 2,827,199.04 and 686,694.72

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Solution

The fourth proportional to 1,883,615.52, 2,827,199.04 and 686,694.72 is: 1,030,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,615.52 : 2,827,199.04 = 686,694.72 : x
  2. Step 2: Convert to fraction form
    1,883,615.52/2,827,199.04 = 686,694.72/x
  3. Step 3: Cross multiply
    1,883,615.52x = 2,827,199.04 × 686,694.72
  4. Step 4: Simplify right side
    1,883,615.52x = 1,941,422,653,157.07
  5. Step 5: Solve for x
    x = 1,941,422,653,157.07/1,883,615.52
  6. Step 6: Final answer
    x = 1,030,689.45

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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.