Home / 1,461,426.60-2,191,103.10-663,090.60

Finding the Fourth Proportional to 1,461,426.60, 2,191,103.10 and 663,090.60

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Solution

The fourth proportional to 1,461,426.60, 2,191,103.10 and 663,090.60 is: 994,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,426.60 : 2,191,103.10 = 663,090.60 : x
  2. Step 2: Convert to fraction form
    1,461,426.60/2,191,103.10 = 663,090.60/x
  3. Step 3: Cross multiply
    1,461,426.60x = 2,191,103.10 × 663,090.60
  4. Step 4: Simplify right side
    1,461,426.60x = 1,452,899,869,240.86
  5. Step 5: Solve for x
    x = 1,452,899,869,240.86/1,461,426.60
  6. Step 6: Final answer
    x = 994,165.47

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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.