Home / 1,069,597.62-1,604,363.49-438,035.76

Finding the Fourth Proportional to 1,069,597.62, 1,604,363.49 and 438,035.76

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Solution

The fourth proportional to 1,069,597.62, 1,604,363.49 and 438,035.76 is: 657,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,597.62 : 1,604,363.49 = 438,035.76 : x
  2. Step 2: Convert to fraction form
    1,069,597.62/1,604,363.49 = 438,035.76/x
  3. Step 3: Cross multiply
    1,069,597.62x = 1,604,363.49 × 438,035.76
  4. Step 4: Simplify right side
    1,069,597.62x = 702,768,580,658.40
  5. Step 5: Solve for x
    x = 702,768,580,658.40/1,069,597.62
  6. Step 6: Final answer
    x = 657,040.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.