Home / 1,032,939.74-1,421,967.05-851,364.07

Finding the Fourth Proportional to 1,032,939.74, 1,421,967.05 and 851,364.07

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Solution

The fourth proportional to 1,032,939.74, 1,421,967.05 and 851,364.07 is: 1,172,006.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,939.74 : 1,421,967.05 = 851,364.07 : x
  2. Step 2: Convert to fraction form
    1,032,939.74/1,421,967.05 = 851,364.07/x
  3. Step 3: Cross multiply
    1,032,939.74x = 1,421,967.05 × 851,364.07
  4. Step 4: Simplify right side
    1,032,939.74x = 1,210,611,650,474.77
  5. Step 5: Solve for x
    x = 1,210,611,650,474.77/1,032,939.74
  6. Step 6: Final answer
    x = 1,172,006.07

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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.