Home / 1,167,815.60-1,750,513.80-634,209.20

Finding the Fourth Proportional to 1,167,815.60, 1,750,513.80 and 634,209.20

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Solution

The fourth proportional to 1,167,815.60, 1,750,513.80 and 634,209.20 is: 950,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,815.60 : 1,750,513.80 = 634,209.20 : x
  2. Step 2: Convert to fraction form
    1,167,815.60/1,750,513.80 = 634,209.20/x
  3. Step 3: Cross multiply
    1,167,815.60x = 1,750,513.80 × 634,209.20
  4. Step 4: Simplify right side
    1,167,815.60x = 1,110,191,956,686.96
  5. Step 5: Solve for x
    x = 1,110,191,956,686.96/1,167,815.60
  6. Step 6: Final answer
    x = 950,656.90

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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.