Home / 1,256,532.18-1,884,486.88-357,981.71

Finding the Fourth Proportional to 1,256,532.18, 1,884,486.88 and 357,981.71

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Solution

The fourth proportional to 1,256,532.18, 1,884,486.88 and 357,981.71 is: 536,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,532.18 : 1,884,486.88 = 357,981.71 : x
  2. Step 2: Convert to fraction form
    1,256,532.18/1,884,486.88 = 357,981.71/x
  3. Step 3: Cross multiply
    1,256,532.18x = 1,884,486.88 × 357,981.71
  4. Step 4: Simplify right side
    1,256,532.18x = 674,611,828,532.22
  5. Step 5: Solve for x
    x = 674,611,828,532.22/1,256,532.18
  6. Step 6: Final answer
    x = 536,883.84

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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.