Home / 2,528,829.64-3,490,055.40-1,549,418.68

Finding the Fourth Proportional to 2,528,829.64, 3,490,055.40 and 1,549,418.68

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Solution

The fourth proportional to 2,528,829.64, 3,490,055.40 and 1,549,418.68 is: 2,138,363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,829.64 : 3,490,055.40 = 1,549,418.68 : x
  2. Step 2: Convert to fraction form
    2,528,829.64/3,490,055.40 = 1,549,418.68/x
  3. Step 3: Cross multiply
    2,528,829.64x = 3,490,055.40 × 1,549,418.68
  4. Step 4: Simplify right side
    2,528,829.64x = 5,407,557,030,994.87
  5. Step 5: Solve for x
    x = 5,407,557,030,994.87/2,528,829.64
  6. Step 6: Final answer
    x = 2,138,363.51

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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.