Home / 1,666,528.42-2,500,702.62-706,834.72

Finding the Fourth Proportional to 1,666,528.42, 2,500,702.62 and 706,834.72

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Solution

The fourth proportional to 1,666,528.42, 2,500,702.62 and 706,834.72 is: 1,060,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,528.42 : 2,500,702.62 = 706,834.72 : x
  2. Step 2: Convert to fraction form
    1,666,528.42/2,500,702.62 = 706,834.72/x
  3. Step 3: Cross multiply
    1,666,528.42x = 2,500,702.62 × 706,834.72
  4. Step 4: Simplify right side
    1,666,528.42x = 1,767,583,436,210.97
  5. Step 5: Solve for x
    x = 1,767,583,436,210.97/1,666,528.42
  6. Step 6: Final answer
    x = 1,060,638.04

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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.