Home / 1,095,256.80-1,641,118.80-620,530.40

Finding the Fourth Proportional to 1,095,256.80, 1,641,118.80 and 620,530.40

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Solution

The fourth proportional to 1,095,256.80, 1,641,118.80 and 620,530.40 is: 929,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,256.80 : 1,641,118.80 = 620,530.40 : x
  2. Step 2: Convert to fraction form
    1,095,256.80/1,641,118.80 = 620,530.40/x
  3. Step 3: Cross multiply
    1,095,256.80x = 1,641,118.80 × 620,530.40
  4. Step 4: Simplify right side
    1,095,256.80x = 1,018,364,105,411.52
  5. Step 5: Solve for x
    x = 1,018,364,105,411.52/1,095,256.80
  6. Step 6: Final answer
    x = 929,794.83

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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.