Home / 1,053,391.89-1,453,670.45-569,946.42

Finding the Fourth Proportional to 1,053,391.89, 1,453,670.45 and 569,946.42

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Solution

The fourth proportional to 1,053,391.89, 1,453,670.45 and 569,946.42 is: 786,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,391.89 : 1,453,670.45 = 569,946.42 : x
  2. Step 2: Convert to fraction form
    1,053,391.89/1,453,670.45 = 569,946.42/x
  3. Step 3: Cross multiply
    1,053,391.89x = 1,453,670.45 × 569,946.42
  4. Step 4: Simplify right side
    1,053,391.89x = 828,514,265,987.56
  5. Step 5: Solve for x
    x = 828,514,265,987.56/1,053,391.89
  6. Step 6: Final answer
    x = 786,520.45

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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.