Home / 1,313,509.29-1,970,263.95-1,014,426.12

Finding the Fourth Proportional to 1,313,509.29, 1,970,263.95 and 1,014,426.12

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Solution

The fourth proportional to 1,313,509.29, 1,970,263.95 and 1,014,426.12 is: 1,521,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,509.29 : 1,970,263.95 = 1,014,426.12 : x
  2. Step 2: Convert to fraction form
    1,313,509.29/1,970,263.95 = 1,014,426.12/x
  3. Step 3: Cross multiply
    1,313,509.29x = 1,970,263.95 × 1,014,426.12
  4. Step 4: Simplify right side
    1,313,509.29x = 1,998,687,214,174.37
  5. Step 5: Solve for x
    x = 1,998,687,214,174.37/1,313,509.29
  6. Step 6: Final answer
    x = 1,521,639.19

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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.