Home / 1,424,528.10-1,965,849.06-779,948.46

Finding the Fourth Proportional to 1,424,528.10, 1,965,849.06 and 779,948.46

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Solution

The fourth proportional to 1,424,528.10, 1,965,849.06 and 779,948.46 is: 1,076,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,528.10 : 1,965,849.06 = 779,948.46 : x
  2. Step 2: Convert to fraction form
    1,424,528.10/1,965,849.06 = 779,948.46/x
  3. Step 3: Cross multiply
    1,424,528.10x = 1,965,849.06 × 779,948.46
  4. Step 4: Simplify right side
    1,424,528.10x = 1,533,260,946,939.45
  5. Step 5: Solve for x
    x = 1,533,260,946,939.45/1,424,528.10
  6. Step 6: Final answer
    x = 1,076,329.03

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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.