Home / 1,126,718.73-1,688,897.12-416,293.65

Finding the Fourth Proportional to 1,126,718.73, 1,688,897.12 and 416,293.65

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Solution

The fourth proportional to 1,126,718.73, 1,688,897.12 and 416,293.65 is: 624,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,718.73 : 1,688,897.12 = 416,293.65 : x
  2. Step 2: Convert to fraction form
    1,126,718.73/1,688,897.12 = 416,293.65/x
  3. Step 3: Cross multiply
    1,126,718.73x = 1,688,897.12 × 416,293.65
  4. Step 4: Simplify right side
    1,126,718.73x = 703,077,144,477.82
  5. Step 5: Solve for x
    x = 703,077,144,477.82/1,126,718.73
  6. Step 6: Final answer
    x = 624,004.13

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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.