Home / 1,239,514.56-1,710,586.08-970,776

Finding the Fourth Proportional to 1,239,514.56, 1,710,586.08 and 970,776

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Solution

The fourth proportional to 1,239,514.56, 1,710,586.08 and 970,776 is: 1,339,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,514.56 : 1,710,586.08 = 970,776 : x
  2. Step 2: Convert to fraction form
    1,239,514.56/1,710,586.08 = 970,776/x
  3. Step 3: Cross multiply
    1,239,514.56x = 1,710,586.08 × 970,776
  4. Step 4: Simplify right side
    1,239,514.56x = 1,660,595,912,398.08
  5. Step 5: Solve for x
    x = 1,660,595,912,398.08/1,239,514.56
  6. Step 6: Final answer
    x = 1,339,714.73

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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.