Home / 1,424,373.57-1,965,626.04-779,804.59

Finding the Fourth Proportional to 1,424,373.57, 1,965,626.04 and 779,804.59

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Solution

The fourth proportional to 1,424,373.57, 1,965,626.04 and 779,804.59 is: 1,076,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,373.57 : 1,965,626.04 = 779,804.59 : x
  2. Step 2: Convert to fraction form
    1,424,373.57/1,965,626.04 = 779,804.59/x
  3. Step 3: Cross multiply
    1,424,373.57x = 1,965,626.04 × 779,804.59
  4. Step 4: Simplify right side
    1,424,373.57x = 1,532,804,208,215.52
  5. Step 5: Solve for x
    x = 1,532,804,208,215.52/1,424,373.57
  6. Step 6: Final answer
    x = 1,076,125.14

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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.