Home / 1,219,275.07-1,828,618.48-508,918.03

Finding the Fourth Proportional to 1,219,275.07, 1,828,618.48 and 508,918.03

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Solution

The fourth proportional to 1,219,275.07, 1,828,618.48 and 508,918.03 is: 763,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,275.07 : 1,828,618.48 = 508,918.03 : x
  2. Step 2: Convert to fraction form
    1,219,275.07/1,828,618.48 = 508,918.03/x
  3. Step 3: Cross multiply
    1,219,275.07x = 1,828,618.48 × 508,918.03
  4. Step 4: Simplify right side
    1,219,275.07x = 930,616,914,463.20
  5. Step 5: Solve for x
    x = 930,616,914,463.20/1,219,275.07
  6. Step 6: Final answer
    x = 763,254.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.