Home / 1,007,628.35-1,390,654.26-577,899.26

Finding the Fourth Proportional to 1,007,628.35, 1,390,654.26 and 577,899.26

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Solution

The fourth proportional to 1,007,628.35, 1,390,654.26 and 577,899.26 is: 797,573.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,628.35 : 1,390,654.26 = 577,899.26 : x
  2. Step 2: Convert to fraction form
    1,007,628.35/1,390,654.26 = 577,899.26/x
  3. Step 3: Cross multiply
    1,007,628.35x = 1,390,654.26 × 577,899.26
  4. Step 4: Simplify right side
    1,007,628.35x = 803,658,057,927.08
  5. Step 5: Solve for x
    x = 803,658,057,927.08/1,007,628.35
  6. Step 6: Final answer
    x = 797,573.89

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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.