Home / 4,090,667.60-6,136,001.40-1,398,033.20

Finding the Fourth Proportional to 4,090,667.60, 6,136,001.40 and 1,398,033.20

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Solution

The fourth proportional to 4,090,667.60, 6,136,001.40 and 1,398,033.20 is: 2,097,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,667.60 : 6,136,001.40 = 1,398,033.20 : x
  2. Step 2: Convert to fraction form
    4,090,667.60/6,136,001.40 = 1,398,033.20/x
  3. Step 3: Cross multiply
    4,090,667.60x = 6,136,001.40 × 1,398,033.20
  4. Step 4: Simplify right side
    4,090,667.60x = 8,578,333,672,446.48
  5. Step 5: Solve for x
    x = 8,578,333,672,446.48/4,090,667.60
  6. Step 6: Final answer
    x = 2,097,049.80

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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.