Home / 1,610,491.51-2,222,520.81-875,495.23

Finding the Fourth Proportional to 1,610,491.51, 2,222,520.81 and 875,495.23

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Solution

The fourth proportional to 1,610,491.51, 2,222,520.81 and 875,495.23 is: 1,208,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,491.51 : 2,222,520.81 = 875,495.23 : x
  2. Step 2: Convert to fraction form
    1,610,491.51/2,222,520.81 = 875,495.23/x
  3. Step 3: Cross multiply
    1,610,491.51x = 2,222,520.81 × 875,495.23
  4. Step 4: Simplify right side
    1,610,491.51x = 1,945,806,360,406.61
  5. Step 5: Solve for x
    x = 1,945,806,360,406.61/1,610,491.51
  6. Step 6: Final answer
    x = 1,208,206.53

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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.