Home / 1,413,624.40-2,120,436.60-1,133,688.40

Finding the Fourth Proportional to 1,413,624.40, 2,120,436.60 and 1,133,688.40

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Solution

The fourth proportional to 1,413,624.40, 2,120,436.60 and 1,133,688.40 is: 1,700,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,624.40 : 2,120,436.60 = 1,133,688.40 : x
  2. Step 2: Convert to fraction form
    1,413,624.40/2,120,436.60 = 1,133,688.40/x
  3. Step 3: Cross multiply
    1,413,624.40x = 2,120,436.60 × 1,133,688.40
  4. Step 4: Simplify right side
    1,413,624.40x = 2,403,914,376,355.44
  5. Step 5: Solve for x
    x = 2,403,914,376,355.44/1,413,624.40
  6. Step 6: Final answer
    x = 1,700,532.60

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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.