Home / 987,218.40-1,480,827.60-987,218.40

Finding the Fourth Proportional to 987,218.40, 1,480,827.60 and 987,218.40

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Solution

The fourth proportional to 987,218.40, 1,480,827.60 and 987,218.40 is: 1,480,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,218.40 : 1,480,827.60 = 987,218.40 : x
  2. Step 2: Convert to fraction form
    987,218.40/1,480,827.60 = 987,218.40/x
  3. Step 3: Cross multiply
    987,218.40x = 1,480,827.60 × 987,218.40
  4. Step 4: Simplify right side
    987,218.40x = 1,461,900,253,947.84
  5. Step 5: Solve for x
    x = 1,461,900,253,947.84/987,218.40
  6. Step 6: Final answer
    x = 1,480,827.60

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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.