Home / 1,222,870.10-1,834,564.35-369,871.70

Finding the Fourth Proportional to 1,222,870.10, 1,834,564.35 and 369,871.70

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Solution

The fourth proportional to 1,222,870.10, 1,834,564.35 and 369,871.70 is: 554,885.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,870.10 : 1,834,564.35 = 369,871.70 : x
  2. Step 2: Convert to fraction form
    1,222,870.10/1,834,564.35 = 369,871.70/x
  3. Step 3: Cross multiply
    1,222,870.10x = 1,834,564.35 × 369,871.70
  4. Step 4: Simplify right side
    1,222,870.10x = 678,553,434,893.90
  5. Step 5: Solve for x
    x = 678,553,434,893.90/1,222,870.10
  6. Step 6: Final answer
    x = 554,885.95

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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.