Home / 1,036,256.29-1,429,976.63-571,018.55

Finding the Fourth Proportional to 1,036,256.29, 1,429,976.63 and 571,018.55

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Solution

The fourth proportional to 1,036,256.29, 1,429,976.63 and 571,018.55 is: 787,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,256.29 : 1,429,976.63 = 571,018.55 : x
  2. Step 2: Convert to fraction form
    1,036,256.29/1,429,976.63 = 571,018.55/x
  3. Step 3: Cross multiply
    1,036,256.29x = 1,429,976.63 × 571,018.55
  4. Step 4: Simplify right side
    1,036,256.29x = 816,543,176,074.15
  5. Step 5: Solve for x
    x = 816,543,176,074.15/1,036,256.29
  6. Step 6: Final answer
    x = 787,974.16

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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.