Home / 839,001.51-1,157,824.17-457,031.07

Finding the Fourth Proportional to 839,001.51, 1,157,824.17 and 457,031.07

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Solution

The fourth proportional to 839,001.51, 1,157,824.17 and 457,031.07 is: 630,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,001.51 : 1,157,824.17 = 457,031.07 : x
  2. Step 2: Convert to fraction form
    839,001.51/1,157,824.17 = 457,031.07/x
  3. Step 3: Cross multiply
    839,001.51x = 1,157,824.17 × 457,031.07
  4. Step 4: Simplify right side
    839,001.51x = 529,161,619,286.96
  5. Step 5: Solve for x
    x = 529,161,619,286.96/839,001.51
  6. Step 6: Final answer
    x = 630,704.01

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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.