Home / 1,018,597.46-1,405,664.10-559,741.60

Finding the Fourth Proportional to 1,018,597.46, 1,405,664.10 and 559,741.60

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Solution

The fourth proportional to 1,018,597.46, 1,405,664.10 and 559,741.60 is: 772,443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,597.46 : 1,405,664.10 = 559,741.60 : x
  2. Step 2: Convert to fraction form
    1,018,597.46/1,405,664.10 = 559,741.60/x
  3. Step 3: Cross multiply
    1,018,597.46x = 1,405,664.10 × 559,741.60
  4. Step 4: Simplify right side
    1,018,597.46x = 786,808,672,396.56
  5. Step 5: Solve for x
    x = 786,808,672,396.56/1,018,597.46
  6. Step 6: Final answer
    x = 772,443.19

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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.