Home / 1,429,516.58-1,973,294.93-856,446.03

Finding the Fourth Proportional to 1,429,516.58, 1,973,294.93 and 856,446.03

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Solution

The fourth proportional to 1,429,516.58, 1,973,294.93 and 856,446.03 is: 1,182,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,516.58 : 1,973,294.93 = 856,446.03 : x
  2. Step 2: Convert to fraction form
    1,429,516.58/1,973,294.93 = 856,446.03/x
  3. Step 3: Cross multiply
    1,429,516.58x = 1,973,294.93 × 856,446.03
  4. Step 4: Simplify right side
    1,429,516.58x = 1,690,020,610,958.74
  5. Step 5: Solve for x
    x = 1,690,020,610,958.74/1,429,516.58
  6. Step 6: Final answer
    x = 1,182,232.26

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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.