Home / 1,341,064.70-2,013,929.85-711,208.70

Finding the Fourth Proportional to 1,341,064.70, 2,013,929.85 and 711,208.70

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Solution

The fourth proportional to 1,341,064.70, 2,013,929.85 and 711,208.70 is: 1,068,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,064.70 : 2,013,929.85 = 711,208.70 : x
  2. Step 2: Convert to fraction form
    1,341,064.70/2,013,929.85 = 711,208.70/x
  3. Step 3: Cross multiply
    1,341,064.70x = 2,013,929.85 × 711,208.70
  4. Step 4: Simplify right side
    1,341,064.70x = 1,432,324,430,509.70
  5. Step 5: Solve for x
    x = 1,432,324,430,509.70/1,341,064.70
  6. Step 6: Final answer
    x = 1,068,050.21

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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.