Home / 1,019,148.35-1,406,561.13-657,623.27

Finding the Fourth Proportional to 1,019,148.35, 1,406,561.13 and 657,623.27

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Solution

The fourth proportional to 1,019,148.35, 1,406,561.13 and 657,623.27 is: 907,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,148.35 : 1,406,561.13 = 657,623.27 : x
  2. Step 2: Convert to fraction form
    1,019,148.35/1,406,561.13 = 657,623.27/x
  3. Step 3: Cross multiply
    1,019,148.35x = 1,406,561.13 × 657,623.27
  4. Step 4: Simplify right side
    1,019,148.35x = 924,987,329,765.50
  5. Step 5: Solve for x
    x = 924,987,329,765.50/1,019,148.35
  6. Step 6: Final answer
    x = 907,608.13

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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.