Home / 1,746,054.48-2,409,851.88-1,289,540.64

Finding the Fourth Proportional to 1,746,054.48, 2,409,851.88 and 1,289,540.64

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Solution

The fourth proportional to 1,746,054.48, 2,409,851.88 and 1,289,540.64 is: 1,779,785.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,054.48 : 2,409,851.88 = 1,289,540.64 : x
  2. Step 2: Convert to fraction form
    1,746,054.48/2,409,851.88 = 1,289,540.64/x
  3. Step 3: Cross multiply
    1,746,054.48x = 2,409,851.88 × 1,289,540.64
  4. Step 4: Simplify right side
    1,746,054.48x = 3,107,601,935,640.40
  5. Step 5: Solve for x
    x = 3,107,601,935,640.40/1,746,054.48
  6. Step 6: Final answer
    x = 1,779,785.21

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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.