Home / 3,179,054.16-4,386,920.04-1,728,748.08

Finding the Fourth Proportional to 3,179,054.16, 4,386,920.04 and 1,728,748.08

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Solution

The fourth proportional to 3,179,054.16, 4,386,920.04 and 1,728,748.08 is: 2,385,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,054.16 : 4,386,920.04 = 1,728,748.08 : x
  2. Step 2: Convert to fraction form
    3,179,054.16/4,386,920.04 = 1,728,748.08/x
  3. Step 3: Cross multiply
    3,179,054.16x = 4,386,920.04 × 1,728,748.08
  4. Step 4: Simplify right side
    3,179,054.16x = 7,583,879,596,263.52
  5. Step 5: Solve for x
    x = 7,583,879,596,263.52/3,179,054.16
  6. Step 6: Final answer
    x = 2,385,577.35

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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.