Home / 1,105,448.60-1,525,501.40-622,013.46

Finding the Fourth Proportional to 1,105,448.60, 1,525,501.40 and 622,013.46

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Solution

The fourth proportional to 1,105,448.60, 1,525,501.40 and 622,013.46 is: 858,368.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,448.60 : 1,525,501.40 = 622,013.46 : x
  2. Step 2: Convert to fraction form
    1,105,448.60/1,525,501.40 = 622,013.46/x
  3. Step 3: Cross multiply
    1,105,448.60x = 1,525,501.40 × 622,013.46
  4. Step 4: Simplify right side
    1,105,448.60x = 948,882,400,938.78
  5. Step 5: Solve for x
    x = 948,882,400,938.78/1,105,448.60
  6. Step 6: Final answer
    x = 858,368.63

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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.