Home / 1,754,918.40-2,421,564.76-1,029,501.44

Finding the Fourth Proportional to 1,754,918.40, 2,421,564.76 and 1,029,501.44

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Solution

The fourth proportional to 1,754,918.40, 2,421,564.76 and 1,029,501.44 is: 1,420,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,918.40 : 2,421,564.76 = 1,029,501.44 : x
  2. Step 2: Convert to fraction form
    1,754,918.40/2,421,564.76 = 1,029,501.44/x
  3. Step 3: Cross multiply
    1,754,918.40x = 2,421,564.76 × 1,029,501.44
  4. Step 4: Simplify right side
    1,754,918.40x = 2,493,004,407,473.25
  5. Step 5: Solve for x
    x = 2,493,004,407,473.25/1,754,918.40
  6. Step 6: Final answer
    x = 1,420,581.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.