Home / 3,557,808.84-4,909,740.12-1,926,172.92

Finding the Fourth Proportional to 3,557,808.84, 4,909,740.12 and 1,926,172.92

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Solution

The fourth proportional to 3,557,808.84, 4,909,740.12 and 1,926,172.92 is: 2,658,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,808.84 : 4,909,740.12 = 1,926,172.92 : x
  2. Step 2: Convert to fraction form
    3,557,808.84/4,909,740.12 = 1,926,172.92/x
  3. Step 3: Cross multiply
    3,557,808.84x = 4,909,740.12 × 1,926,172.92
  4. Step 4: Simplify right side
    3,557,808.84x = 9,457,008,463,381.55
  5. Step 5: Solve for x
    x = 9,457,008,463,381.55/3,557,808.84
  6. Step 6: Final answer
    x = 2,658,099.10

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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.