Home / 1,038,175.40-1,555,586.40-587,556.20

Finding the Fourth Proportional to 1,038,175.40, 1,555,586.40 and 587,556.20

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Solution

The fourth proportional to 1,038,175.40, 1,555,586.40 and 587,556.20 is: 880,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,175.40 : 1,555,586.40 = 587,556.20 : x
  2. Step 2: Convert to fraction form
    1,038,175.40/1,555,586.40 = 587,556.20/x
  3. Step 3: Cross multiply
    1,038,175.40x = 1,555,586.40 × 587,556.20
  4. Step 4: Simplify right side
    1,038,175.40x = 913,994,433,955.68
  5. Step 5: Solve for x
    x = 913,994,433,955.68/1,038,175.40
  6. Step 6: Final answer
    x = 880,385.37

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Double scale
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1.5x scale

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.