Home / 839,810.70-1,262,826.45-702,953.10

Finding the Fourth Proportional to 839,810.70, 1,262,826.45 and 702,953.10

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Solution

The fourth proportional to 839,810.70, 1,262,826.45 and 702,953.10 is: 1,057,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,810.70 : 1,262,826.45 = 702,953.10 : x
  2. Step 2: Convert to fraction form
    839,810.70/1,262,826.45 = 702,953.10/x
  3. Step 3: Cross multiply
    839,810.70x = 1,262,826.45 × 702,953.10
  4. Step 4: Simplify right side
    839,810.70x = 887,707,767,789.50
  5. Step 5: Solve for x
    x = 887,707,767,789.50/839,810.70
  6. Step 6: Final answer
    x = 1,057,033.17

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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.