Home / 1,095,613.80-1,643,420.70-623,221.80

Finding the Fourth Proportional to 1,095,613.80, 1,643,420.70 and 623,221.80

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Solution

The fourth proportional to 1,095,613.80, 1,643,420.70 and 623,221.80 is: 934,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,613.80 : 1,643,420.70 = 623,221.80 : x
  2. Step 2: Convert to fraction form
    1,095,613.80/1,643,420.70 = 623,221.80/x
  3. Step 3: Cross multiply
    1,095,613.80x = 1,643,420.70 × 623,221.80
  4. Step 4: Simplify right side
    1,095,613.80x = 1,024,215,606,811.26
  5. Step 5: Solve for x
    x = 1,024,215,606,811.26/1,095,613.80
  6. Step 6: Final answer
    x = 934,832.70

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1.5x scale

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.