Home / 1,342,035.63-2,013,939.18-711,392.31

Finding the Fourth Proportional to 1,342,035.63, 2,013,939.18 and 711,392.31

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Solution

The fourth proportional to 1,342,035.63, 2,013,939.18 and 711,392.31 is: 1,067,557.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,035.63 : 2,013,939.18 = 711,392.31 : x
  2. Step 2: Convert to fraction form
    1,342,035.63/2,013,939.18 = 711,392.31/x
  3. Step 3: Cross multiply
    1,342,035.63x = 2,013,939.18 × 711,392.31
  4. Step 4: Simplify right side
    1,342,035.63x = 1,432,700,845,459.71
  5. Step 5: Solve for x
    x = 1,432,700,845,459.71/1,342,035.63
  6. Step 6: Final answer
    x = 1,067,557.98

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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.