Home / 1,219,743.54-1,683,283.02-675,828.45

Finding the Fourth Proportional to 1,219,743.54, 1,683,283.02 and 675,828.45

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Solution

The fourth proportional to 1,219,743.54, 1,683,283.02 and 675,828.45 is: 932,663.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,743.54 : 1,683,283.02 = 675,828.45 : x
  2. Step 2: Convert to fraction form
    1,219,743.54/1,683,283.02 = 675,828.45/x
  3. Step 3: Cross multiply
    1,219,743.54x = 1,683,283.02 × 675,828.45
  4. Step 4: Simplify right side
    1,219,743.54x = 1,137,610,554,317.92
  5. Step 5: Solve for x
    x = 1,137,610,554,317.92/1,219,743.54
  6. Step 6: Final answer
    x = 932,663.73

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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.