Home / 1,138,303.32-1,707,750.08-605,386

Finding the Fourth Proportional to 1,138,303.32, 1,707,750.08 and 605,386

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Solution

The fourth proportional to 1,138,303.32, 1,707,750.08 and 605,386 is: 908,235.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,303.32 : 1,707,750.08 = 605,386 : x
  2. Step 2: Convert to fraction form
    1,138,303.32/1,707,750.08 = 605,386/x
  3. Step 3: Cross multiply
    1,138,303.32x = 1,707,750.08 × 605,386
  4. Step 4: Simplify right side
    1,138,303.32x = 1,033,847,989,930.88
  5. Step 5: Solve for x
    x = 1,033,847,989,930.88/1,138,303.32
  6. Step 6: Final answer
    x = 908,235.94

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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.