Home / 2,518,365.74-3,475,243.32-1,372,421.48

Finding the Fourth Proportional to 2,518,365.74, 3,475,243.32 and 1,372,421.48

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Solution

The fourth proportional to 2,518,365.74, 3,475,243.32 and 1,372,421.48 is: 1,893,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,365.74 : 3,475,243.32 = 1,372,421.48 : x
  2. Step 2: Convert to fraction form
    2,518,365.74/3,475,243.32 = 1,372,421.48/x
  3. Step 3: Cross multiply
    2,518,365.74x = 3,475,243.32 × 1,372,421.48
  4. Step 4: Simplify right side
    2,518,365.74x = 4,769,498,563,218.30
  5. Step 5: Solve for x
    x = 4,769,498,563,218.30/2,518,365.74
  6. Step 6: Final answer
    x = 1,893,886.38

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1.5x scale

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.