Home / 1,142,798.94-1,577,080.32-626,599.98

Finding the Fourth Proportional to 1,142,798.94, 1,577,080.32 and 626,599.98

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Solution

The fourth proportional to 1,142,798.94, 1,577,080.32 and 626,599.98 is: 864,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,798.94 : 1,577,080.32 = 626,599.98 : x
  2. Step 2: Convert to fraction form
    1,142,798.94/1,577,080.32 = 626,599.98/x
  3. Step 3: Cross multiply
    1,142,798.94x = 1,577,080.32 × 626,599.98
  4. Step 4: Simplify right side
    1,142,798.94x = 988,198,496,970.39
  5. Step 5: Solve for x
    x = 988,198,496,970.39/1,142,798.94
  6. Step 6: Final answer
    x = 864,717.72

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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.