Home / 1,359,041.09-2,038,573.94-412,411.82

Finding the Fourth Proportional to 1,359,041.09, 2,038,573.94 and 412,411.82

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Solution

The fourth proportional to 1,359,041.09, 2,038,573.94 and 412,411.82 is: 618,621.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,041.09 : 2,038,573.94 = 412,411.82 : x
  2. Step 2: Convert to fraction form
    1,359,041.09/2,038,573.94 = 412,411.82/x
  3. Step 3: Cross multiply
    1,359,041.09x = 2,038,573.94 × 412,411.82
  4. Step 4: Simplify right side
    1,359,041.09x = 840,731,976,545.04
  5. Step 5: Solve for x
    x = 840,731,976,545.04/1,359,041.09
  6. Step 6: Final answer
    x = 618,621.46

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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.