Home / 3,539,312.24-5,308,987.32-879,920.24

Finding the Fourth Proportional to 3,539,312.24, 5,308,987.32 and 879,920.24

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Solution

The fourth proportional to 3,539,312.24, 5,308,987.32 and 879,920.24 is: 1,319,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,312.24 : 5,308,987.32 = 879,920.24 : x
  2. Step 2: Convert to fraction form
    3,539,312.24/5,308,987.32 = 879,920.24/x
  3. Step 3: Cross multiply
    3,539,312.24x = 5,308,987.32 × 879,920.24
  4. Step 4: Simplify right side
    3,539,312.24x = 4,671,485,396,771.36
  5. Step 5: Solve for x
    x = 4,671,485,396,771.36/3,539,312.24
  6. Step 6: Final answer
    x = 1,319,885.07

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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.