Home / 1,670,972.08-2,506,780.36-711,410.11

Finding the Fourth Proportional to 1,670,972.08, 2,506,780.36 and 711,410.11

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Solution

The fourth proportional to 1,670,972.08, 2,506,780.36 and 711,410.11 is: 1,067,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,972.08 : 2,506,780.36 = 711,410.11 : x
  2. Step 2: Convert to fraction form
    1,670,972.08/2,506,780.36 = 711,410.11/x
  3. Step 3: Cross multiply
    1,670,972.08x = 2,506,780.36 × 711,410.11
  4. Step 4: Simplify right side
    1,670,972.08x = 1,783,348,900,376.39
  5. Step 5: Solve for x
    x = 1,783,348,900,376.39/1,670,972.08
  6. Step 6: Final answer
    x = 1,067,252.36

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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.