Home / 1,545,530.60-2,318,271.60-423,599.60

Finding the Fourth Proportional to 1,545,530.60, 2,318,271.60 and 423,599.60

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Solution

The fourth proportional to 1,545,530.60, 2,318,271.60 and 423,599.60 is: 635,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,530.60 : 2,318,271.60 = 423,599.60 : x
  2. Step 2: Convert to fraction form
    1,545,530.60/2,318,271.60 = 423,599.60/x
  3. Step 3: Cross multiply
    1,545,530.60x = 2,318,271.60 × 423,599.60
  4. Step 4: Simplify right side
    1,545,530.60x = 982,018,922,451.36
  5. Step 5: Solve for x
    x = 982,018,922,451.36/1,545,530.60
  6. Step 6: Final answer
    x = 635,392.74

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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.