Home / 1,551,236.08-2,326,893-429,314.80

Finding the Fourth Proportional to 1,551,236.08, 2,326,893 and 429,314.80

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Solution

The fourth proportional to 1,551,236.08, 2,326,893 and 429,314.80 is: 643,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,236.08 : 2,326,893 = 429,314.80 : x
  2. Step 2: Convert to fraction form
    1,551,236.08/2,326,893 = 429,314.80/x
  3. Step 3: Cross multiply
    1,551,236.08x = 2,326,893 × 429,314.80
  4. Step 4: Simplify right side
    1,551,236.08x = 998,969,602,916.40
  5. Step 5: Solve for x
    x = 998,969,602,916.40/1,551,236.08
  6. Step 6: Final answer
    x = 643,982.96

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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.