Home / 1,429,878.89-2,144,816.61-364,921.06

Finding the Fourth Proportional to 1,429,878.89, 2,144,816.61 and 364,921.06

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Solution

The fourth proportional to 1,429,878.89, 2,144,816.61 and 364,921.06 is: 547,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,878.89 : 2,144,816.61 = 364,921.06 : x
  2. Step 2: Convert to fraction form
    1,429,878.89/2,144,816.61 = 364,921.06/x
  3. Step 3: Cross multiply
    1,429,878.89x = 2,144,816.61 × 364,921.06
  4. Step 4: Simplify right side
    1,429,878.89x = 782,688,750,826.81
  5. Step 5: Solve for x
    x = 782,688,750,826.81/1,429,878.89
  6. Step 6: Final answer
    x = 547,381.15

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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.