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Finding the Fourth Proportional to 5,798,503.80, 8,697,755.70 and 1,808,897.40

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Solution

The fourth proportional to 5,798,503.80, 8,697,755.70 and 1,808,897.40 is: 2,713,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,503.80 : 8,697,755.70 = 1,808,897.40 : x
  2. Step 2: Convert to fraction form
    5,798,503.80/8,697,755.70 = 1,808,897.40/x
  3. Step 3: Cross multiply
    5,798,503.80x = 8,697,755.70 × 1,808,897.40
  4. Step 4: Simplify right side
    5,798,503.80x = 15,733,347,671,565.18
  5. Step 5: Solve for x
    x = 15,733,347,671,565.18/5,798,503.80
  6. Step 6: Final answer
    x = 2,713,346.10

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Similar ratio
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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.