Home / 1,720,294.80-2,579,567.40-1,010,540.40

Finding the Fourth Proportional to 1,720,294.80, 2,579,567.40 and 1,010,540.40

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Solution

The fourth proportional to 1,720,294.80, 2,579,567.40 and 1,010,540.40 is: 1,515,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,294.80 : 2,579,567.40 = 1,010,540.40 : x
  2. Step 2: Convert to fraction form
    1,720,294.80/2,579,567.40 = 1,010,540.40/x
  3. Step 3: Cross multiply
    1,720,294.80x = 2,579,567.40 × 1,010,540.40
  4. Step 4: Simplify right side
    1,720,294.80x = 2,606,757,072,222.96
  5. Step 5: Solve for x
    x = 2,606,757,072,222.96/1,720,294.80
  6. Step 6: Final answer
    x = 1,515,296.72

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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.