Home / 1,720,307.80-2,579,586.90-1,010,553.40

Finding the Fourth Proportional to 1,720,307.80, 2,579,586.90 and 1,010,553.40

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Solution

The fourth proportional to 1,720,307.80, 2,579,586.90 and 1,010,553.40 is: 1,515,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,307.80 : 2,579,586.90 = 1,010,553.40 : x
  2. Step 2: Convert to fraction form
    1,720,307.80/2,579,586.90 = 1,010,553.40/x
  3. Step 3: Cross multiply
    1,720,307.80x = 2,579,586.90 × 1,010,553.40
  4. Step 4: Simplify right side
    1,720,307.80x = 2,606,810,312,390.46
  5. Step 5: Solve for x
    x = 2,606,810,312,390.46/1,720,307.80
  6. Step 6: Final answer
    x = 1,515,316.22

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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.