Home / 1,509,909.27-2,083,674.80-830,845.77

Finding the Fourth Proportional to 1,509,909.27, 2,083,674.80 and 830,845.77

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Solution

The fourth proportional to 1,509,909.27, 2,083,674.80 and 830,845.77 is: 1,146,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,909.27 : 2,083,674.80 = 830,845.77 : x
  2. Step 2: Convert to fraction form
    1,509,909.27/2,083,674.80 = 830,845.77/x
  3. Step 3: Cross multiply
    1,509,909.27x = 2,083,674.80 × 830,845.77
  4. Step 4: Simplify right side
    1,509,909.27x = 1,731,212,387,898.93
  5. Step 5: Solve for x
    x = 1,731,212,387,898.93/1,509,909.27
  6. Step 6: Final answer
    x = 1,146,567.17

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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.