Home / 3,349,192.32-4,621,852.80-1,821,312

Finding the Fourth Proportional to 3,349,192.32, 4,621,852.80 and 1,821,312

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Solution

The fourth proportional to 3,349,192.32, 4,621,852.80 and 1,821,312 is: 2,513,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,192.32 : 4,621,852.80 = 1,821,312 : x
  2. Step 2: Convert to fraction form
    3,349,192.32/4,621,852.80 = 1,821,312/x
  3. Step 3: Cross multiply
    3,349,192.32x = 4,621,852.80 × 1,821,312
  4. Step 4: Simplify right side
    3,349,192.32x = 8,417,835,966,873.60
  5. Step 5: Solve for x
    x = 8,417,835,966,873.60/3,349,192.32
  6. Step 6: Final answer
    x = 2,513,392.83

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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.