Home / 1,709,511.90-2,564,267.85-1,310,931.15

Finding the Fourth Proportional to 1,709,511.90, 2,564,267.85 and 1,310,931.15

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Solution

The fourth proportional to 1,709,511.90, 2,564,267.85 and 1,310,931.15 is: 1,966,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,511.90 : 2,564,267.85 = 1,310,931.15 : x
  2. Step 2: Convert to fraction form
    1,709,511.90/2,564,267.85 = 1,310,931.15/x
  3. Step 3: Cross multiply
    1,709,511.90x = 2,564,267.85 × 1,310,931.15
  4. Step 4: Simplify right side
    1,709,511.90x = 3,361,578,601,508.53
  5. Step 5: Solve for x
    x = 3,361,578,601,508.53/1,709,511.90
  6. Step 6: Final answer
    x = 1,966,396.73

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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.