Home / 1,197,514.55-1,652,323.38-688,118.51

Finding the Fourth Proportional to 1,197,514.55, 1,652,323.38 and 688,118.51

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Solution

The fourth proportional to 1,197,514.55, 1,652,323.38 and 688,118.51 is: 949,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,514.55 : 1,652,323.38 = 688,118.51 : x
  2. Step 2: Convert to fraction form
    1,197,514.55/1,652,323.38 = 688,118.51/x
  3. Step 3: Cross multiply
    1,197,514.55x = 1,652,323.38 × 688,118.51
  4. Step 4: Simplify right side
    1,197,514.55x = 1,136,994,301,938.66
  5. Step 5: Solve for x
    x = 1,136,994,301,938.66/1,197,514.55
  6. Step 6: Final answer
    x = 949,461.79

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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.