Home / 5,323,897.20-7,985,845.80-1,537,503.60

Finding the Fourth Proportional to 5,323,897.20, 7,985,845.80 and 1,537,503.60

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Solution

The fourth proportional to 5,323,897.20, 7,985,845.80 and 1,537,503.60 is: 2,306,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,897.20 : 7,985,845.80 = 1,537,503.60 : x
  2. Step 2: Convert to fraction form
    5,323,897.20/7,985,845.80 = 1,537,503.60/x
  3. Step 3: Cross multiply
    5,323,897.20x = 7,985,845.80 × 1,537,503.60
  4. Step 4: Simplify right side
    5,323,897.20x = 12,278,266,666,544.88
  5. Step 5: Solve for x
    x = 12,278,266,666,544.88/5,323,897.20
  6. Step 6: Final answer
    x = 2,306,255.40

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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.