Home / 1,220,157-1,830,503.52-500,502.96

Finding the Fourth Proportional to 1,220,157, 1,830,503.52 and 500,502.96

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Solution

The fourth proportional to 1,220,157, 1,830,503.52 and 500,502.96 is: 750,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,157 : 1,830,503.52 = 500,502.96 : x
  2. Step 2: Convert to fraction form
    1,220,157/1,830,503.52 = 500,502.96/x
  3. Step 3: Cross multiply
    1,220,157x = 1,830,503.52 × 500,502.96
  4. Step 4: Simplify right side
    1,220,157x = 916,172,430,050.42
  5. Step 5: Solve for x
    x = 916,172,430,050.42/1,220,157
  6. Step 6: Final answer
    x = 750,864.38

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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.