Home / 1,009,740.37-1,393,419.29-557,031.25

Finding the Fourth Proportional to 1,009,740.37, 1,393,419.29 and 557,031.25

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Solution

The fourth proportional to 1,009,740.37, 1,393,419.29 and 557,031.25 is: 768,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,740.37 : 1,393,419.29 = 557,031.25 : x
  2. Step 2: Convert to fraction form
    1,009,740.37/1,393,419.29 = 557,031.25/x
  3. Step 3: Cross multiply
    1,009,740.37x = 1,393,419.29 × 557,031.25
  4. Step 4: Simplify right side
    1,009,740.37x = 776,178,086,097.66
  5. Step 5: Solve for x
    x = 776,178,086,097.66/1,009,740.37
  6. Step 6: Final answer
    x = 768,690.75

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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.