Home / 3,411,681-4,708,534.50-1,980,897

Finding the Fourth Proportional to 3,411,681, 4,708,534.50 and 1,980,897

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Solution

The fourth proportional to 3,411,681, 4,708,534.50 and 1,980,897 is: 2,733,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,681 : 4,708,534.50 = 1,980,897 : x
  2. Step 2: Convert to fraction form
    3,411,681/4,708,534.50 = 1,980,897/x
  3. Step 3: Cross multiply
    3,411,681x = 4,708,534.50 × 1,980,897
  4. Step 4: Simplify right side
    3,411,681x = 9,327,121,865,446.50
  5. Step 5: Solve for x
    x = 9,327,121,865,446.50/3,411,681
  6. Step 6: Final answer
    x = 2,733,878.66

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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.