Home / 1,312,030.14-1,968,157.98-365,400.86

Finding the Fourth Proportional to 1,312,030.14, 1,968,157.98 and 365,400.86

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Solution

The fourth proportional to 1,312,030.14, 1,968,157.98 and 365,400.86 is: 548,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,030.14 : 1,968,157.98 = 365,400.86 : x
  2. Step 2: Convert to fraction form
    1,312,030.14/1,968,157.98 = 365,400.86/x
  3. Step 3: Cross multiply
    1,312,030.14x = 1,968,157.98 × 365,400.86
  4. Step 4: Simplify right side
    1,312,030.14x = 719,166,618,507.86
  5. Step 5: Solve for x
    x = 719,166,618,507.86/1,312,030.14
  6. Step 6: Final answer
    x = 548,132.70

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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.