Home / 1,075,110.69-1,612,281.78-355,319.18

Finding the Fourth Proportional to 1,075,110.69, 1,612,281.78 and 355,319.18

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Solution

The fourth proportional to 1,075,110.69, 1,612,281.78 and 355,319.18 is: 532,851.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,110.69 : 1,612,281.78 = 355,319.18 : x
  2. Step 2: Convert to fraction form
    1,075,110.69/1,612,281.78 = 355,319.18/x
  3. Step 3: Cross multiply
    1,075,110.69x = 1,612,281.78 × 355,319.18
  4. Step 4: Simplify right side
    1,075,110.69x = 572,874,639,998.54
  5. Step 5: Solve for x
    x = 572,874,639,998.54/1,075,110.69
  6. Step 6: Final answer
    x = 532,851.78

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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.