Home / 1,709,628.30-2,564,442.45-712,226.70

Finding the Fourth Proportional to 1,709,628.30, 2,564,442.45 and 712,226.70

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Solution

The fourth proportional to 1,709,628.30, 2,564,442.45 and 712,226.70 is: 1,068,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,628.30 : 2,564,442.45 = 712,226.70 : x
  2. Step 2: Convert to fraction form
    1,709,628.30/2,564,442.45 = 712,226.70/x
  3. Step 3: Cross multiply
    1,709,628.30x = 2,564,442.45 × 712,226.70
  4. Step 4: Simplify right side
    1,709,628.30x = 1,826,464,383,503.42
  5. Step 5: Solve for x
    x = 1,826,464,383,503.42/1,709,628.30
  6. Step 6: Final answer
    x = 1,068,340.05

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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.