Home / 1,283,913.99-1,771,779.52-710,941.86

Finding the Fourth Proportional to 1,283,913.99, 1,771,779.52 and 710,941.86

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Solution

The fourth proportional to 1,283,913.99, 1,771,779.52 and 710,941.86 is: 981,087.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,913.99 : 1,771,779.52 = 710,941.86 : x
  2. Step 2: Convert to fraction form
    1,283,913.99/1,771,779.52 = 710,941.86/x
  3. Step 3: Cross multiply
    1,283,913.99x = 1,771,779.52 × 710,941.86
  4. Step 4: Simplify right side
    1,283,913.99x = 1,259,632,228,347.38
  5. Step 5: Solve for x
    x = 1,259,632,228,347.38/1,283,913.99
  6. Step 6: Final answer
    x = 981,087.70

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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.