Home / 1,513,097-2,269,054.98-660,429.44

Finding the Fourth Proportional to 1,513,097, 2,269,054.98 and 660,429.44

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Solution

The fourth proportional to 1,513,097, 2,269,054.98 and 660,429.44 is: 990,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,097 : 2,269,054.98 = 660,429.44 : x
  2. Step 2: Convert to fraction form
    1,513,097/2,269,054.98 = 660,429.44/x
  3. Step 3: Cross multiply
    1,513,097x = 2,269,054.98 × 660,429.44
  4. Step 4: Simplify right side
    1,513,097x = 1,498,550,709,770.61
  5. Step 5: Solve for x
    x = 1,498,550,709,770.61/1,513,097
  6. Step 6: Final answer
    x = 990,386.41

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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.