Home / 1,465,145.70-2,198,467.98-697,510.86

Finding the Fourth Proportional to 1,465,145.70, 2,198,467.98 and 697,510.86

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Solution

The fourth proportional to 1,465,145.70, 2,198,467.98 and 697,510.86 is: 1,046,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,145.70 : 2,198,467.98 = 697,510.86 : x
  2. Step 2: Convert to fraction form
    1,465,145.70/2,198,467.98 = 697,510.86/x
  3. Step 3: Cross multiply
    1,465,145.70x = 2,198,467.98 × 697,510.86
  4. Step 4: Simplify right side
    1,465,145.70x = 1,533,455,291,412.26
  5. Step 5: Solve for x
    x = 1,533,455,291,412.26/1,465,145.70
  6. Step 6: Final answer
    x = 1,046,623.07

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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.