Home / 5,403,530.40-8,104,258.80-1,617,136.80

Finding the Fourth Proportional to 5,403,530.40, 8,104,258.80 and 1,617,136.80

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Solution

The fourth proportional to 5,403,530.40, 8,104,258.80 and 1,617,136.80 is: 2,425,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403,530.40 : 8,104,258.80 = 1,617,136.80 : x
  2. Step 2: Convert to fraction form
    5,403,530.40/8,104,258.80 = 1,617,136.80/x
  3. Step 3: Cross multiply
    5,403,530.40x = 8,104,258.80 × 1,617,136.80
  4. Step 4: Simplify right side
    5,403,530.40x = 13,105,695,142,203.84
  5. Step 5: Solve for x
    x = 13,105,695,142,203.84/5,403,530.40
  6. Step 6: Final answer
    x = 2,425,394.91

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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.