Home / 1,270,465.80-1,905,541.89-371,897.94

Finding the Fourth Proportional to 1,270,465.80, 1,905,541.89 and 371,897.94

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Solution

The fourth proportional to 1,270,465.80, 1,905,541.89 and 371,897.94 is: 557,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,465.80 : 1,905,541.89 = 371,897.94 : x
  2. Step 2: Convert to fraction form
    1,270,465.80/1,905,541.89 = 371,897.94/x
  3. Step 3: Cross multiply
    1,270,465.80x = 1,905,541.89 × 371,897.94
  4. Step 4: Simplify right side
    1,270,465.80x = 708,667,103,474.71
  5. Step 5: Solve for x
    x = 708,667,103,474.71/1,270,465.80
  6. Step 6: Final answer
    x = 557,801.01

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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.