Home / 1,013,442.84-1,517,133.54-612,871.32

Finding the Fourth Proportional to 1,013,442.84, 1,517,133.54 and 612,871.32

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Solution

The fourth proportional to 1,013,442.84, 1,517,133.54 and 612,871.32 is: 917,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,442.84 : 1,517,133.54 = 612,871.32 : x
  2. Step 2: Convert to fraction form
    1,013,442.84/1,517,133.54 = 612,871.32/x
  3. Step 3: Cross multiply
    1,013,442.84x = 1,517,133.54 × 612,871.32
  4. Step 4: Simplify right side
    1,013,442.84x = 929,807,635,276.07
  5. Step 5: Solve for x
    x = 929,807,635,276.07/1,013,442.84
  6. Step 6: Final answer
    x = 917,474.18

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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.