Home / 1,352,433.88-1,866,358.76-779,510.96

Finding the Fourth Proportional to 1,352,433.88, 1,866,358.76 and 779,510.96

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Solution

The fourth proportional to 1,352,433.88, 1,866,358.76 and 779,510.96 is: 1,075,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,433.88 : 1,866,358.76 = 779,510.96 : x
  2. Step 2: Convert to fraction form
    1,352,433.88/1,866,358.76 = 779,510.96/x
  3. Step 3: Cross multiply
    1,352,433.88x = 1,866,358.76 × 779,510.96
  4. Step 4: Simplify right side
    1,352,433.88x = 1,454,847,095,482.66
  5. Step 5: Solve for x
    x = 1,454,847,095,482.66/1,352,433.88
  6. Step 6: Final answer
    x = 1,075,725.12

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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.