Home / 1,509,909.64-2,083,675.32-830,846.14

Finding the Fourth Proportional to 1,509,909.64, 2,083,675.32 and 830,846.14

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Solution

The fourth proportional to 1,509,909.64, 2,083,675.32 and 830,846.14 is: 1,146,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,909.64 : 2,083,675.32 = 830,846.14 : x
  2. Step 2: Convert to fraction form
    1,509,909.64/2,083,675.32 = 830,846.14/x
  3. Step 3: Cross multiply
    1,509,909.64x = 2,083,675.32 × 830,846.14
  4. Step 4: Simplify right side
    1,509,909.64x = 1,731,213,596,635.27
  5. Step 5: Solve for x
    x = 1,731,213,596,635.27/1,509,909.64
  6. Step 6: Final answer
    x = 1,146,567.68

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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.