Home / 1,037,699.64-1,431,806.76-630,015.84

Finding the Fourth Proportional to 1,037,699.64, 1,431,806.76 and 630,015.84

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Solution

The fourth proportional to 1,037,699.64, 1,431,806.76 and 630,015.84 is: 869,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,699.64 : 1,431,806.76 = 630,015.84 : x
  2. Step 2: Convert to fraction form
    1,037,699.64/1,431,806.76 = 630,015.84/x
  3. Step 3: Cross multiply
    1,037,699.64x = 1,431,806.76 × 630,015.84
  4. Step 4: Simplify right side
    1,037,699.64x = 902,060,938,619.08
  5. Step 5: Solve for x
    x = 902,060,938,619.08/1,037,699.64
  6. Step 6: Final answer
    x = 869,289.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.