Home / 1,249,605.84-1,874,431.80-450,947.28

Finding the Fourth Proportional to 1,249,605.84, 1,874,431.80 and 450,947.28

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Solution

The fourth proportional to 1,249,605.84, 1,874,431.80 and 450,947.28 is: 676,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,605.84 : 1,874,431.80 = 450,947.28 : x
  2. Step 2: Convert to fraction form
    1,249,605.84/1,874,431.80 = 450,947.28/x
  3. Step 3: Cross multiply
    1,249,605.84x = 1,874,431.80 × 450,947.28
  4. Step 4: Simplify right side
    1,249,605.84x = 845,269,921,755.50
  5. Step 5: Solve for x
    x = 845,269,921,755.50/1,249,605.84
  6. Step 6: Final answer
    x = 676,429.23

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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.