Home / 1,302,282.41-1,956,417.85-918,913.85

Finding the Fourth Proportional to 1,302,282.41, 1,956,417.85 and 918,913.85

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Solution

The fourth proportional to 1,302,282.41, 1,956,417.85 and 918,913.85 is: 1,380,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,282.41 : 1,956,417.85 = 918,913.85 : x
  2. Step 2: Convert to fraction form
    1,302,282.41/1,956,417.85 = 918,913.85/x
  3. Step 3: Cross multiply
    1,302,282.41x = 1,956,417.85 × 918,913.85
  4. Step 4: Simplify right side
    1,302,282.41x = 1,797,779,446,672.85
  5. Step 5: Solve for x
    x = 1,797,779,446,672.85/1,302,282.41
  6. Step 6: Final answer
    x = 1,380,483.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.