Home / 1,323,018.13-1,825,543.71-779,262.19

Finding the Fourth Proportional to 1,323,018.13, 1,825,543.71 and 779,262.19

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Solution

The fourth proportional to 1,323,018.13, 1,825,543.71 and 779,262.19 is: 1,075,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,018.13 : 1,825,543.71 = 779,262.19 : x
  2. Step 2: Convert to fraction form
    1,323,018.13/1,825,543.71 = 779,262.19/x
  3. Step 3: Cross multiply
    1,323,018.13x = 1,825,543.71 × 779,262.19
  4. Step 4: Simplify right side
    1,323,018.13x = 1,422,577,189,395.32
  5. Step 5: Solve for x
    x = 1,422,577,189,395.32/1,323,018.13
  6. Step 6: Final answer
    x = 1,075,251.47

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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.