Home / 1,342,985.40-2,013,894.90-444,079.80

Finding the Fourth Proportional to 1,342,985.40, 2,013,894.90 and 444,079.80

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Solution

The fourth proportional to 1,342,985.40, 2,013,894.90 and 444,079.80 is: 665,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,985.40 : 2,013,894.90 = 444,079.80 : x
  2. Step 2: Convert to fraction form
    1,342,985.40/2,013,894.90 = 444,079.80/x
  3. Step 3: Cross multiply
    1,342,985.40x = 2,013,894.90 × 444,079.80
  4. Step 4: Simplify right side
    1,342,985.40x = 894,330,044,413.02
  5. Step 5: Solve for x
    x = 894,330,044,413.02/1,342,985.40
  6. Step 6: Final answer
    x = 665,926.86

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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.