Home / 1,006,430.68-1,388,885.35-547,547.86

Finding the Fourth Proportional to 1,006,430.68, 1,388,885.35 and 547,547.86

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Solution

The fourth proportional to 1,006,430.68, 1,388,885.35 and 547,547.86 is: 755,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,430.68 : 1,388,885.35 = 547,547.86 : x
  2. Step 2: Convert to fraction form
    1,006,430.68/1,388,885.35 = 547,547.86/x
  3. Step 3: Cross multiply
    1,006,430.68x = 1,388,885.35 × 547,547.86
  4. Step 4: Simplify right side
    1,006,430.68x = 760,481,194,233.42
  5. Step 5: Solve for x
    x = 760,481,194,233.42/1,006,430.68
  6. Step 6: Final answer
    x = 755,622.03

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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.