Home / 1,219,407.48-1,829,205.86-366,412.55

Finding the Fourth Proportional to 1,219,407.48, 1,829,205.86 and 366,412.55

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Solution

The fourth proportional to 1,219,407.48, 1,829,205.86 and 366,412.55 is: 549,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,407.48 : 1,829,205.86 = 366,412.55 : x
  2. Step 2: Convert to fraction form
    1,219,407.48/1,829,205.86 = 366,412.55/x
  3. Step 3: Cross multiply
    1,219,407.48x = 1,829,205.86 × 366,412.55
  4. Step 4: Simplify right side
    1,219,407.48x = 670,243,972,659.45
  5. Step 5: Solve for x
    x = 670,243,972,659.45/1,219,407.48
  6. Step 6: Final answer
    x = 549,647.25

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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.