Home / 1,003,034.87-1,386,018.11-730,627.01

Finding the Fourth Proportional to 1,003,034.87, 1,386,018.11 and 730,627.01

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Solution

The fourth proportional to 1,003,034.87, 1,386,018.11 and 730,627.01 is: 1,009,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,034.87 : 1,386,018.11 = 730,627.01 : x
  2. Step 2: Convert to fraction form
    1,003,034.87/1,386,018.11 = 730,627.01/x
  3. Step 3: Cross multiply
    1,003,034.87x = 1,386,018.11 × 730,627.01
  4. Step 4: Simplify right side
    1,003,034.87x = 1,012,662,267,515.15
  5. Step 5: Solve for x
    x = 1,012,662,267,515.15/1,003,034.87
  6. Step 6: Final answer
    x = 1,009,598.27

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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.