Home / 1,048,788.48-1,447,513.92-619,040.64

Finding the Fourth Proportional to 1,048,788.48, 1,447,513.92 and 619,040.64

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Solution

The fourth proportional to 1,048,788.48, 1,447,513.92 and 619,040.64 is: 854,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,788.48 : 1,447,513.92 = 619,040.64 : x
  2. Step 2: Convert to fraction form
    1,048,788.48/1,447,513.92 = 619,040.64/x
  3. Step 3: Cross multiply
    1,048,788.48x = 1,447,513.92 × 619,040.64
  4. Step 4: Simplify right side
    1,048,788.48x = 896,069,943,445.71
  5. Step 5: Solve for x
    x = 896,069,943,445.71/1,048,788.48
  6. Step 6: Final answer
    x = 854,385.76

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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.