Home / 1,426,313.07-1,968,021.13-845,280.09

Finding the Fourth Proportional to 1,426,313.07, 1,968,021.13 and 845,280.09

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Solution

The fourth proportional to 1,426,313.07, 1,968,021.13 and 845,280.09 is: 1,166,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,313.07 : 1,968,021.13 = 845,280.09 : x
  2. Step 2: Convert to fraction form
    1,426,313.07/1,968,021.13 = 845,280.09/x
  3. Step 3: Cross multiply
    1,426,313.07x = 1,968,021.13 × 845,280.09
  4. Step 4: Simplify right side
    1,426,313.07x = 1,663,529,077,888.30
  5. Step 5: Solve for x
    x = 1,663,529,077,888.30/1,426,313.07
  6. Step 6: Final answer
    x = 1,166,314.12

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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.