Home / 1,684,430.90-2,526,755.70-887,269.40

Finding the Fourth Proportional to 1,684,430.90, 2,526,755.70 and 887,269.40

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Solution

The fourth proportional to 1,684,430.90, 2,526,755.70 and 887,269.40 is: 1,330,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,430.90 : 2,526,755.70 = 887,269.40 : x
  2. Step 2: Convert to fraction form
    1,684,430.90/2,526,755.70 = 887,269.40/x
  3. Step 3: Cross multiply
    1,684,430.90x = 2,526,755.70 × 887,269.40
  4. Step 4: Simplify right side
    1,684,430.90x = 2,241,913,013,885.58
  5. Step 5: Solve for x
    x = 2,241,913,013,885.58/1,684,430.90
  6. Step 6: Final answer
    x = 1,330,961.70

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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.