Home / 2,869,588.37-3,960,211.04-1,580,428.42

Finding the Fourth Proportional to 2,869,588.37, 3,960,211.04 and 1,580,428.42

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Solution

The fourth proportional to 2,869,588.37, 3,960,211.04 and 1,580,428.42 is: 2,181,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,588.37 : 3,960,211.04 = 1,580,428.42 : x
  2. Step 2: Convert to fraction form
    2,869,588.37/3,960,211.04 = 1,580,428.42/x
  3. Step 3: Cross multiply
    2,869,588.37x = 3,960,211.04 × 1,580,428.42
  4. Step 4: Simplify right side
    2,869,588.37x = 6,258,830,076,813.76
  5. Step 5: Solve for x
    x = 6,258,830,076,813.76/2,869,588.37
  6. Step 6: Final answer
    x = 2,181,089.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.