Home / 2,985,028.61-4,477,591.51-855,104.45

Finding the Fourth Proportional to 2,985,028.61, 4,477,591.51 and 855,104.45

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Solution

The fourth proportional to 2,985,028.61, 4,477,591.51 and 855,104.45 is: 1,282,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,028.61 : 4,477,591.51 = 855,104.45 : x
  2. Step 2: Convert to fraction form
    2,985,028.61/4,477,591.51 = 855,104.45/x
  3. Step 3: Cross multiply
    2,985,028.61x = 4,477,591.51 × 855,104.45
  4. Step 4: Simplify right side
    2,985,028.61x = 3,828,808,400,957.50
  5. Step 5: Solve for x
    x = 3,828,808,400,957.50/2,985,028.61
  6. Step 6: Final answer
    x = 1,282,670.59

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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.