Home / 1,429,611.46-1,972,898.27-776,265.26

Finding the Fourth Proportional to 1,429,611.46, 1,972,898.27 and 776,265.26

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Solution

The fourth proportional to 1,429,611.46, 1,972,898.27 and 776,265.26 is: 1,071,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,611.46 : 1,972,898.27 = 776,265.26 : x
  2. Step 2: Convert to fraction form
    1,429,611.46/1,972,898.27 = 776,265.26/x
  3. Step 3: Cross multiply
    1,429,611.46x = 1,972,898.27 × 776,265.26
  4. Step 4: Simplify right side
    1,429,611.46x = 1,531,492,377,680.28
  5. Step 5: Solve for x
    x = 1,531,492,377,680.28/1,429,611.46
  6. Step 6: Final answer
    x = 1,071,264.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.