Home / 1,200,947.94-1,657,293.30-657,075.87

Finding the Fourth Proportional to 1,200,947.94, 1,657,293.30 and 657,075.87

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Solution

The fourth proportional to 1,200,947.94, 1,657,293.30 and 657,075.87 is: 906,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,947.94 : 1,657,293.30 = 657,075.87 : x
  2. Step 2: Convert to fraction form
    1,200,947.94/1,657,293.30 = 657,075.87/x
  3. Step 3: Cross multiply
    1,200,947.94x = 1,657,293.30 × 657,075.87
  4. Step 4: Simplify right side
    1,200,947.94x = 1,088,967,436,942.67
  5. Step 5: Solve for x
    x = 1,088,967,436,942.67/1,200,947.94
  6. Step 6: Final answer
    x = 906,756.57

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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.