Home / 2,531,459.93-3,493,280.13-1,385,318.84

Finding the Fourth Proportional to 2,531,459.93, 3,493,280.13 and 1,385,318.84

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Solution

The fourth proportional to 2,531,459.93, 3,493,280.13 and 1,385,318.84 is: 1,911,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,459.93 : 3,493,280.13 = 1,385,318.84 : x
  2. Step 2: Convert to fraction form
    2,531,459.93/3,493,280.13 = 1,385,318.84/x
  3. Step 3: Cross multiply
    2,531,459.93x = 3,493,280.13 × 1,385,318.84
  4. Step 4: Simplify right side
    2,531,459.93x = 4,839,306,777,486.65
  5. Step 5: Solve for x
    x = 4,839,306,777,486.65/2,531,459.93
  6. Step 6: Final answer
    x = 1,911,666.36

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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.