Home / 1,038,924.24-1,557,205.16-439,511.28

Finding the Fourth Proportional to 1,038,924.24, 1,557,205.16 and 439,511.28

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Solution

The fourth proportional to 1,038,924.24, 1,557,205.16 and 439,511.28 is: 658,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,924.24 : 1,557,205.16 = 439,511.28 : x
  2. Step 2: Convert to fraction form
    1,038,924.24/1,557,205.16 = 439,511.28/x
  3. Step 3: Cross multiply
    1,038,924.24x = 1,557,205.16 × 439,511.28
  4. Step 4: Simplify right side
    1,038,924.24x = 684,409,233,094.21
  5. Step 5: Solve for x
    x = 684,409,233,094.21/1,038,924.24
  6. Step 6: Final answer
    x = 658,767.22

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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.