Home / 1,103,416.32-1,522,715.52-626,488.32

Finding the Fourth Proportional to 1,103,416.32, 1,522,715.52 and 626,488.32

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Solution

The fourth proportional to 1,103,416.32, 1,522,715.52 and 626,488.32 is: 864,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,416.32 : 1,522,715.52 = 626,488.32 : x
  2. Step 2: Convert to fraction form
    1,103,416.32/1,522,715.52 = 626,488.32/x
  3. Step 3: Cross multiply
    1,103,416.32x = 1,522,715.52 × 626,488.32
  4. Step 4: Simplify right side
    1,103,416.32x = 953,963,487,962.73
  5. Step 5: Solve for x
    x = 953,963,487,962.73/1,103,416.32
  6. Step 6: Final answer
    x = 864,554.45

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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.