Home / 1,237,581.80-1,856,374.16-339,031.25

Finding the Fourth Proportional to 1,237,581.80, 1,856,374.16 and 339,031.25

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Solution

The fourth proportional to 1,237,581.80, 1,856,374.16 and 339,031.25 is: 508,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,581.80 : 1,856,374.16 = 339,031.25 : x
  2. Step 2: Convert to fraction form
    1,237,581.80/1,856,374.16 = 339,031.25/x
  3. Step 3: Cross multiply
    1,237,581.80x = 1,856,374.16 × 339,031.25
  4. Step 4: Simplify right side
    1,237,581.80x = 629,368,854,878.28
  5. Step 5: Solve for x
    x = 629,368,854,878.28/1,237,581.80
  6. Step 6: Final answer
    x = 508,547.28

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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.