Home / 2,458,878.35-3,688,317.52-661,765.91

Finding the Fourth Proportional to 2,458,878.35, 3,688,317.52 and 661,765.91

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Solution

The fourth proportional to 2,458,878.35, 3,688,317.52 and 661,765.91 is: 992,648.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,878.35 : 3,688,317.52 = 661,765.91 : x
  2. Step 2: Convert to fraction form
    2,458,878.35/3,688,317.52 = 661,765.91/x
  3. Step 3: Cross multiply
    2,458,878.35x = 3,688,317.52 × 661,765.91
  4. Step 4: Simplify right side
    2,458,878.35x = 2,440,802,779,895.74
  5. Step 5: Solve for x
    x = 2,440,802,779,895.74/2,458,878.35
  6. Step 6: Final answer
    x = 992,648.86

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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.