Home / 3,184,079.04-4,776,107.76-1,290,816

Finding the Fourth Proportional to 3,184,079.04, 4,776,107.76 and 1,290,816

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Solution

The fourth proportional to 3,184,079.04, 4,776,107.76 and 1,290,816 is: 1,936,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,079.04 : 4,776,107.76 = 1,290,816 : x
  2. Step 2: Convert to fraction form
    3,184,079.04/4,776,107.76 = 1,290,816/x
  3. Step 3: Cross multiply
    3,184,079.04x = 4,776,107.76 × 1,290,816
  4. Step 4: Simplify right side
    3,184,079.04x = 6,165,076,314,332.16
  5. Step 5: Solve for x
    x = 6,165,076,314,332.16/3,184,079.04
  6. Step 6: Final answer
    x = 1,936,219.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.