Home / 1,579,927-2,180,300.70-864,535

Finding the Fourth Proportional to 1,579,927, 2,180,300.70 and 864,535

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Solution

The fourth proportional to 1,579,927, 2,180,300.70 and 864,535 is: 1,193,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,927 : 2,180,300.70 = 864,535 : x
  2. Step 2: Convert to fraction form
    1,579,927/2,180,300.70 = 864,535/x
  3. Step 3: Cross multiply
    1,579,927x = 2,180,300.70 × 864,535
  4. Step 4: Simplify right side
    1,579,927x = 1,884,946,265,674.50
  5. Step 5: Solve for x
    x = 1,884,946,265,674.50/1,579,927
  6. Step 6: Final answer
    x = 1,193,059.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.