Home / 3,623,643.72-5,431,479.77-1,492,565.31

Finding the Fourth Proportional to 3,623,643.72, 5,431,479.77 and 1,492,565.31

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Solution

The fourth proportional to 3,623,643.72, 5,431,479.77 and 1,492,565.31 is: 2,237,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,643.72 : 5,431,479.77 = 1,492,565.31 : x
  2. Step 2: Convert to fraction form
    3,623,643.72/5,431,479.77 = 1,492,565.31/x
  3. Step 3: Cross multiply
    3,623,643.72x = 5,431,479.77 × 1,492,565.31
  4. Step 4: Simplify right side
    3,623,643.72x = 8,106,838,268,827.92
  5. Step 5: Solve for x
    x = 8,106,838,268,827.92/3,623,643.72
  6. Step 6: Final answer
    x = 2,237,206.22

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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.