Home / 1,021,701.08-1,532,678.84-347,730.59

Finding the Fourth Proportional to 1,021,701.08, 1,532,678.84 and 347,730.59

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Solution

The fourth proportional to 1,021,701.08, 1,532,678.84 and 347,730.59 is: 521,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,701.08 : 1,532,678.84 = 347,730.59 : x
  2. Step 2: Convert to fraction form
    1,021,701.08/1,532,678.84 = 347,730.59/x
  3. Step 3: Cross multiply
    1,021,701.08x = 1,532,678.84 × 347,730.59
  4. Step 4: Simplify right side
    1,021,701.08x = 532,959,310,519.65
  5. Step 5: Solve for x
    x = 532,959,310,519.65/1,021,701.08
  6. Step 6: Final answer
    x = 521,639.18

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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.