Home / 2,525,340-3,484,948.32-1,379,420.64

Finding the Fourth Proportional to 2,525,340, 3,484,948.32 and 1,379,420.64

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Solution

The fourth proportional to 2,525,340, 3,484,948.32 and 1,379,420.64 is: 1,903,589.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,340 : 3,484,948.32 = 1,379,420.64 : x
  2. Step 2: Convert to fraction form
    2,525,340/3,484,948.32 = 1,379,420.64/x
  3. Step 3: Cross multiply
    2,525,340x = 3,484,948.32 × 1,379,420.64
  4. Step 4: Simplify right side
    2,525,340x = 4,807,209,641,941.32
  5. Step 5: Solve for x
    x = 4,807,209,641,941.32/2,525,340
  6. Step 6: Final answer
    x = 1,903,589.08

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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.