Home / 3,539,101.50-5,308,671.69-879,709.50

Finding the Fourth Proportional to 3,539,101.50, 5,308,671.69 and 879,709.50

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Solution

The fourth proportional to 3,539,101.50, 5,308,671.69 and 879,709.50 is: 1,319,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,101.50 : 5,308,671.69 = 879,709.50 : x
  2. Step 2: Convert to fraction form
    3,539,101.50/5,308,671.69 = 879,709.50/x
  3. Step 3: Cross multiply
    3,539,101.50x = 5,308,671.69 × 879,709.50
  4. Step 4: Simplify right side
    3,539,101.50x = 4,670,088,918,074.06
  5. Step 5: Solve for x
    x = 4,670,088,918,074.06/3,539,101.50
  6. Step 6: Final answer
    x = 1,319,569.08

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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.