Home / 1,307,903.86-1,962,230.98-549,355.20

Finding the Fourth Proportional to 1,307,903.86, 1,962,230.98 and 549,355.20

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Solution

The fourth proportional to 1,307,903.86, 1,962,230.98 and 549,355.20 is: 824,190.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,903.86 : 1,962,230.98 = 549,355.20 : x
  2. Step 2: Convert to fraction form
    1,307,903.86/1,962,230.98 = 549,355.20/x
  3. Step 3: Cross multiply
    1,307,903.86x = 1,962,230.98 × 549,355.20
  4. Step 4: Simplify right side
    1,307,903.86x = 1,077,961,792,464.10
  5. Step 5: Solve for x
    x = 1,077,961,792,464.10/1,307,903.86
  6. Step 6: Final answer
    x = 824,190.39

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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.