Home / 1,670,972.84-2,506,781.49-711,410.87

Finding the Fourth Proportional to 1,670,972.84, 2,506,781.49 and 711,410.87

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Solution

The fourth proportional to 1,670,972.84, 2,506,781.49 and 711,410.87 is: 1,067,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,972.84 : 2,506,781.49 = 711,410.87 : x
  2. Step 2: Convert to fraction form
    1,670,972.84/2,506,781.49 = 711,410.87/x
  3. Step 3: Cross multiply
    1,670,972.84x = 2,506,781.49 × 711,410.87
  4. Step 4: Simplify right side
    1,670,972.84x = 1,783,351,588,166.89
  5. Step 5: Solve for x
    x = 1,783,351,588,166.89/1,670,972.84
  6. Step 6: Final answer
    x = 1,067,253.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.