Home / 1,105,283.94-1,525,291.46-615,242.81

Finding the Fourth Proportional to 1,105,283.94, 1,525,291.46 and 615,242.81

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Solution

The fourth proportional to 1,105,283.94, 1,525,291.46 and 615,242.81 is: 849,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,283.94 : 1,525,291.46 = 615,242.81 : x
  2. Step 2: Convert to fraction form
    1,105,283.94/1,525,291.46 = 615,242.81/x
  3. Step 3: Cross multiply
    1,105,283.94x = 1,525,291.46 × 615,242.81
  4. Step 4: Simplify right side
    1,105,283.94x = 938,424,603,550.90
  5. Step 5: Solve for x
    x = 938,424,603,550.90/1,105,283.94
  6. Step 6: Final answer
    x = 849,034.87

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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.