Home / 1,330,985.28-1,834,607.98-1,040,091.35

Finding the Fourth Proportional to 1,330,985.28, 1,834,607.98 and 1,040,091.35

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Solution

The fourth proportional to 1,330,985.28, 1,834,607.98 and 1,040,091.35 is: 1,433,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,985.28 : 1,834,607.98 = 1,040,091.35 : x
  2. Step 2: Convert to fraction form
    1,330,985.28/1,834,607.98 = 1,040,091.35/x
  3. Step 3: Cross multiply
    1,330,985.28x = 1,834,607.98 × 1,040,091.35
  4. Step 4: Simplify right side
    1,330,985.28x = 1,908,159,893,085.72
  5. Step 5: Solve for x
    x = 1,908,159,893,085.72/1,330,985.28
  6. Step 6: Final answer
    x = 1,433,644.62

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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.