Home / 2,069,486.70-3,107,772.45-1,124,702.70

Finding the Fourth Proportional to 2,069,486.70, 3,107,772.45 and 1,124,702.70

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Solution

The fourth proportional to 2,069,486.70, 3,107,772.45 and 1,124,702.70 is: 1,688,979.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,486.70 : 3,107,772.45 = 1,124,702.70 : x
  2. Step 2: Convert to fraction form
    2,069,486.70/3,107,772.45 = 1,124,702.70/x
  3. Step 3: Cross multiply
    2,069,486.70x = 3,107,772.45 × 1,124,702.70
  4. Step 4: Simplify right side
    2,069,486.70x = 3,495,320,065,500.62
  5. Step 5: Solve for x
    x = 3,495,320,065,500.62/2,069,486.70
  6. Step 6: Final answer
    x = 1,688,979.24

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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.