Home / 1,323,152.64-1,985,385.42-524,416.50

Finding the Fourth Proportional to 1,323,152.64, 1,985,385.42 and 524,416.50

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Solution

The fourth proportional to 1,323,152.64, 1,985,385.42 and 524,416.50 is: 786,884.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,152.64 : 1,985,385.42 = 524,416.50 : x
  2. Step 2: Convert to fraction form
    1,323,152.64/1,985,385.42 = 524,416.50/x
  3. Step 3: Cross multiply
    1,323,152.64x = 1,985,385.42 × 524,416.50
  4. Step 4: Simplify right side
    1,323,152.64x = 1,041,168,873,107.43
  5. Step 5: Solve for x
    x = 1,041,168,873,107.43/1,323,152.64
  6. Step 6: Final answer
    x = 786,884.93

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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.