Home / 3,854,970.25-5,319,975.59-2,135,929.93

Finding the Fourth Proportional to 3,854,970.25, 5,319,975.59 and 2,135,929.93

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Solution

The fourth proportional to 3,854,970.25, 5,319,975.59 and 2,135,929.93 is: 2,947,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,970.25 : 5,319,975.59 = 2,135,929.93 : x
  2. Step 2: Convert to fraction form
    3,854,970.25/5,319,975.59 = 2,135,929.93/x
  3. Step 3: Cross multiply
    3,854,970.25x = 5,319,975.59 × 2,135,929.93
  4. Step 4: Simplify right side
    3,854,970.25x = 11,363,095,078,870.76
  5. Step 5: Solve for x
    x = 11,363,095,078,870.76/3,854,970.25
  6. Step 6: Final answer
    x = 2,947,647.93

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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.