Home / 1,323,035.70-1,825,924.86-779,342.64

Finding the Fourth Proportional to 1,323,035.70, 1,825,924.86 and 779,342.64

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Solution

The fourth proportional to 1,323,035.70, 1,825,924.86 and 779,342.64 is: 1,075,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,035.70 : 1,825,924.86 = 779,342.64 : x
  2. Step 2: Convert to fraction form
    1,323,035.70/1,825,924.86 = 779,342.64/x
  3. Step 3: Cross multiply
    1,323,035.70x = 1,825,924.86 × 779,342.64
  4. Step 4: Simplify right side
    1,323,035.70x = 1,423,021,100,834.03
  5. Step 5: Solve for x
    x = 1,423,021,100,834.03/1,323,035.70
  6. Step 6: Final answer
    x = 1,075,572.72

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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.