Home / 1,625,172.18-2,243,110.86-1,081,330.89

Finding the Fourth Proportional to 1,625,172.18, 2,243,110.86 and 1,081,330.89

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Solution

The fourth proportional to 1,625,172.18, 2,243,110.86 and 1,081,330.89 is: 1,492,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,172.18 : 2,243,110.86 = 1,081,330.89 : x
  2. Step 2: Convert to fraction form
    1,625,172.18/2,243,110.86 = 1,081,330.89/x
  3. Step 3: Cross multiply
    1,625,172.18x = 2,243,110.86 × 1,081,330.89
  4. Step 4: Simplify right side
    1,625,172.18x = 2,425,545,062,612.47
  5. Step 5: Solve for x
    x = 2,425,545,062,612.47/1,625,172.18
  6. Step 6: Final answer
    x = 1,492,484.98

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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.