Home / 1,347,546.10-2,021,319.15-549,400.45

Finding the Fourth Proportional to 1,347,546.10, 2,021,319.15 and 549,400.45

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Solution

The fourth proportional to 1,347,546.10, 2,021,319.15 and 549,400.45 is: 824,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,546.10 : 2,021,319.15 = 549,400.45 : x
  2. Step 2: Convert to fraction form
    1,347,546.10/2,021,319.15 = 549,400.45/x
  3. Step 3: Cross multiply
    1,347,546.10x = 2,021,319.15 × 549,400.45
  4. Step 4: Simplify right side
    1,347,546.10x = 1,110,513,650,603.62
  5. Step 5: Solve for x
    x = 1,110,513,650,603.62/1,347,546.10
  6. Step 6: Final answer
    x = 824,100.68

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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.