Home / 3,111,456.16-4,293,784.08-1,734,783.52

Finding the Fourth Proportional to 3,111,456.16, 4,293,784.08 and 1,734,783.52

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Solution

The fourth proportional to 3,111,456.16, 4,293,784.08 and 1,734,783.52 is: 2,393,987.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,456.16 : 4,293,784.08 = 1,734,783.52 : x
  2. Step 2: Convert to fraction form
    3,111,456.16/4,293,784.08 = 1,734,783.52/x
  3. Step 3: Cross multiply
    3,111,456.16x = 4,293,784.08 × 1,734,783.52
  4. Step 4: Simplify right side
    3,111,456.16x = 7,448,785,860,422.36
  5. Step 5: Solve for x
    x = 7,448,785,860,422.36/3,111,456.16
  6. Step 6: Final answer
    x = 2,393,987.08

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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.