Home / 2,911,036.64-4,017,258.01-1,604,335.79

Finding the Fourth Proportional to 2,911,036.64, 4,017,258.01 and 1,604,335.79

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Solution

The fourth proportional to 2,911,036.64, 4,017,258.01 and 1,604,335.79 is: 2,213,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,036.64 : 4,017,258.01 = 1,604,335.79 : x
  2. Step 2: Convert to fraction form
    2,911,036.64/4,017,258.01 = 1,604,335.79/x
  3. Step 3: Cross multiply
    2,911,036.64x = 4,017,258.01 × 1,604,335.79
  4. Step 4: Simplify right side
    2,911,036.64x = 6,445,030,819,679.97
  5. Step 5: Solve for x
    x = 6,445,030,819,679.97/2,911,036.64
  6. Step 6: Final answer
    x = 2,213,998.53

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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.