Home / 1,256,328.30-1,734,706.20-965,479.14

Finding the Fourth Proportional to 1,256,328.30, 1,734,706.20 and 965,479.14

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Solution

The fourth proportional to 1,256,328.30, 1,734,706.20 and 965,479.14 is: 1,333,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,328.30 : 1,734,706.20 = 965,479.14 : x
  2. Step 2: Convert to fraction form
    1,256,328.30/1,734,706.20 = 965,479.14/x
  3. Step 3: Cross multiply
    1,256,328.30x = 1,734,706.20 × 965,479.14
  4. Step 4: Simplify right side
    1,256,328.30x = 1,674,822,650,128.67
  5. Step 5: Solve for x
    x = 1,674,822,650,128.67/1,256,328.30
  6. Step 6: Final answer
    x = 1,333,109.07

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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.