Home / 1,303,159.79-1,796,367.02-914,885.96

Finding the Fourth Proportional to 1,303,159.79, 1,796,367.02 and 914,885.96

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Solution

The fourth proportional to 1,303,159.79, 1,796,367.02 and 914,885.96 is: 1,261,143.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,159.79 : 1,796,367.02 = 914,885.96 : x
  2. Step 2: Convert to fraction form
    1,303,159.79/1,796,367.02 = 914,885.96/x
  3. Step 3: Cross multiply
    1,303,159.79x = 1,796,367.02 × 914,885.96
  4. Step 4: Simplify right side
    1,303,159.79x = 1,643,470,952,048.77
  5. Step 5: Solve for x
    x = 1,643,470,952,048.77/1,303,159.79
  6. Step 6: Final answer
    x = 1,261,143.08

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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.