Home / 1,008,206.40-1,514,059.20-535,814.40

Finding the Fourth Proportional to 1,008,206.40, 1,514,059.20 and 535,814.40

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Solution

The fourth proportional to 1,008,206.40, 1,514,059.20 and 535,814.40 is: 804,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,206.40 : 1,514,059.20 = 535,814.40 : x
  2. Step 2: Convert to fraction form
    1,008,206.40/1,514,059.20 = 535,814.40/x
  3. Step 3: Cross multiply
    1,008,206.40x = 1,514,059.20 × 535,814.40
  4. Step 4: Simplify right side
    1,008,206.40x = 811,254,721,812.48
  5. Step 5: Solve for x
    x = 811,254,721,812.48/1,008,206.40
  6. Step 6: Final answer
    x = 804,651.43

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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.