Home / 1,693,981.67-2,342,292.90-1,666,602.86

Finding the Fourth Proportional to 1,693,981.67, 2,342,292.90 and 1,666,602.86

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Solution

The fourth proportional to 1,693,981.67, 2,342,292.90 and 1,666,602.86 is: 2,304,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,981.67 : 2,342,292.90 = 1,666,602.86 : x
  2. Step 2: Convert to fraction form
    1,693,981.67/2,342,292.90 = 1,666,602.86/x
  3. Step 3: Cross multiply
    1,693,981.67x = 2,342,292.90 × 1,666,602.86
  4. Step 4: Simplify right side
    1,693,981.67x = 3,903,672,046,097.69
  5. Step 5: Solve for x
    x = 3,903,672,046,097.69/1,693,981.67
  6. Step 6: Final answer
    x = 2,304,435.82

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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.