Home / 1,440,883.67-1,988,364.02-829,232.92

Finding the Fourth Proportional to 1,440,883.67, 1,988,364.02 and 829,232.92

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Solution

The fourth proportional to 1,440,883.67, 1,988,364.02 and 829,232.92 is: 1,144,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,883.67 : 1,988,364.02 = 829,232.92 : x
  2. Step 2: Convert to fraction form
    1,440,883.67/1,988,364.02 = 829,232.92/x
  3. Step 3: Cross multiply
    1,440,883.67x = 1,988,364.02 × 829,232.92
  4. Step 4: Simplify right side
    1,440,883.67x = 1,648,816,899,429.71
  5. Step 5: Solve for x
    x = 1,648,816,899,429.71/1,440,883.67
  6. Step 6: Final answer
    x = 1,144,309.52

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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.