Home / 1,145,479.41-1,580,669.10-662,075.87

Finding the Fourth Proportional to 1,145,479.41, 1,580,669.10 and 662,075.87

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Solution

The fourth proportional to 1,145,479.41, 1,580,669.10 and 662,075.87 is: 913,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,479.41 : 1,580,669.10 = 662,075.87 : x
  2. Step 2: Convert to fraction form
    1,145,479.41/1,580,669.10 = 662,075.87/x
  3. Step 3: Cross multiply
    1,145,479.41x = 1,580,669.10 × 662,075.87
  4. Step 4: Simplify right side
    1,145,479.41x = 1,046,522,861,661.27
  5. Step 5: Solve for x
    x = 1,046,522,861,661.27/1,145,479.41
  6. Step 6: Final answer
    x = 913,611.24

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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.