Home / 1,670,730.17-2,507,149.53-711,184.39

Finding the Fourth Proportional to 1,670,730.17, 2,507,149.53 and 711,184.39

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Solution

The fourth proportional to 1,670,730.17, 2,507,149.53 and 711,184.39 is: 1,067,225.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,730.17 : 2,507,149.53 = 711,184.39 : x
  2. Step 2: Convert to fraction form
    1,670,730.17/2,507,149.53 = 711,184.39/x
  3. Step 3: Cross multiply
    1,670,730.17x = 2,507,149.53 × 711,184.39
  4. Step 4: Simplify right side
    1,670,730.17x = 1,783,045,602,863.96
  5. Step 5: Solve for x
    x = 1,783,045,602,863.96/1,670,730.17
  6. Step 6: Final answer
    x = 1,067,225.36

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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.