Home / 1,029,855.83-1,421,246.03-570,941.19

Finding the Fourth Proportional to 1,029,855.83, 1,421,246.03 and 570,941.19

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Solution

The fourth proportional to 1,029,855.83, 1,421,246.03 and 570,941.19 is: 787,923.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,855.83 : 1,421,246.03 = 570,941.19 : x
  2. Step 2: Convert to fraction form
    1,029,855.83/1,421,246.03 = 570,941.19/x
  3. Step 3: Cross multiply
    1,029,855.83x = 1,421,246.03 × 570,941.19
  4. Step 4: Simplify right side
    1,029,855.83x = 811,447,896,796.27
  5. Step 5: Solve for x
    x = 811,447,896,796.27/1,029,855.83
  6. Step 6: Final answer
    x = 787,923.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.