Home / 1,210,746.76-1,816,189.26-369,356.68

Finding the Fourth Proportional to 1,210,746.76, 1,816,189.26 and 369,356.68

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Solution

The fourth proportional to 1,210,746.76, 1,816,189.26 and 369,356.68 is: 554,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,746.76 : 1,816,189.26 = 369,356.68 : x
  2. Step 2: Convert to fraction form
    1,210,746.76/1,816,189.26 = 369,356.68/x
  3. Step 3: Cross multiply
    1,210,746.76x = 1,816,189.26 × 369,356.68
  4. Step 4: Simplify right side
    1,210,746.76x = 670,821,635,325.26
  5. Step 5: Solve for x
    x = 670,821,635,325.26/1,210,746.76
  6. Step 6: Final answer
    x = 554,056.11

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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.