Home / 2,812,332.60-3,881,017.68-1,523,172.96

Finding the Fourth Proportional to 2,812,332.60, 3,881,017.68 and 1,523,172.96

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Solution

The fourth proportional to 2,812,332.60, 3,881,017.68 and 1,523,172.96 is: 2,101,977.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,332.60 : 3,881,017.68 = 1,523,172.96 : x
  2. Step 2: Convert to fraction form
    2,812,332.60/3,881,017.68 = 1,523,172.96/x
  3. Step 3: Cross multiply
    2,812,332.60x = 3,881,017.68 × 1,523,172.96
  4. Step 4: Simplify right side
    2,812,332.60x = 5,911,461,187,457.93
  5. Step 5: Solve for x
    x = 5,911,461,187,457.93/2,812,332.60
  6. Step 6: Final answer
    x = 2,101,977.98

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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.