Home / 3,038,014.08-4,192,322.40-1,661,320.80

Finding the Fourth Proportional to 3,038,014.08, 4,192,322.40 and 1,661,320.80

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Solution

The fourth proportional to 3,038,014.08, 4,192,322.40 and 1,661,320.80 is: 2,292,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,014.08 : 4,192,322.40 = 1,661,320.80 : x
  2. Step 2: Convert to fraction form
    3,038,014.08/4,192,322.40 = 1,661,320.80/x
  3. Step 3: Cross multiply
    3,038,014.08x = 4,192,322.40 × 1,661,320.80
  4. Step 4: Simplify right side
    3,038,014.08x = 6,964,792,403,425.92
  5. Step 5: Solve for x
    x = 6,964,792,403,425.92/3,038,014.08
  6. Step 6: Final answer
    x = 2,292,547.77

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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.