Home / 1,865,485.98-2,797,915.96-517,785.52

Finding the Fourth Proportional to 1,865,485.98, 2,797,915.96 and 517,785.52

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Solution

The fourth proportional to 1,865,485.98, 2,797,915.96 and 517,785.52 is: 776,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,485.98 : 2,797,915.96 = 517,785.52 : x
  2. Step 2: Convert to fraction form
    1,865,485.98/2,797,915.96 = 517,785.52/x
  3. Step 3: Cross multiply
    1,865,485.98x = 2,797,915.96 × 517,785.52
  4. Step 4: Simplify right side
    1,865,485.98x = 1,448,720,370,264.90
  5. Step 5: Solve for x
    x = 1,448,720,370,264.90/1,865,485.98
  6. Step 6: Final answer
    x = 776,591.40

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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.