Home / 1,130,551.48-1,560,087.66-647,120.44

Finding the Fourth Proportional to 1,130,551.48, 1,560,087.66 and 647,120.44

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Solution

The fourth proportional to 1,130,551.48, 1,560,087.66 and 647,120.44 is: 892,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,551.48 : 1,560,087.66 = 647,120.44 : x
  2. Step 2: Convert to fraction form
    1,130,551.48/1,560,087.66 = 647,120.44/x
  3. Step 3: Cross multiply
    1,130,551.48x = 1,560,087.66 × 647,120.44
  4. Step 4: Simplify right side
    1,130,551.48x = 1,009,564,612,977.77
  5. Step 5: Solve for x
    x = 1,009,564,612,977.77/1,130,551.48
  6. Step 6: Final answer
    x = 892,984.20

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Double scale
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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.