Home / 1,009,750.16-1,393,358.24-557,012

Finding the Fourth Proportional to 1,009,750.16, 1,393,358.24 and 557,012

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Solution

The fourth proportional to 1,009,750.16, 1,393,358.24 and 557,012 is: 768,623.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,750.16 : 1,393,358.24 = 557,012 : x
  2. Step 2: Convert to fraction form
    1,009,750.16/1,393,358.24 = 557,012/x
  3. Step 3: Cross multiply
    1,009,750.16x = 1,393,358.24 × 557,012
  4. Step 4: Simplify right side
    1,009,750.16x = 776,117,259,978.88
  5. Step 5: Solve for x
    x = 776,117,259,978.88/1,009,750.16
  6. Step 6: Final answer
    x = 768,623.06

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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.