Home / 1,458,606.15-2,012,903.16-805,309.76

Finding the Fourth Proportional to 1,458,606.15, 2,012,903.16 and 805,309.76

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Solution

The fourth proportional to 1,458,606.15, 2,012,903.16 and 805,309.76 is: 1,111,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,606.15 : 2,012,903.16 = 805,309.76 : x
  2. Step 2: Convert to fraction form
    1,458,606.15/2,012,903.16 = 805,309.76/x
  3. Step 3: Cross multiply
    1,458,606.15x = 2,012,903.16 × 805,309.76
  4. Step 4: Simplify right side
    1,458,606.15x = 1,621,010,562,695.19
  5. Step 5: Solve for x
    x = 1,621,010,562,695.19/1,458,606.15
  6. Step 6: Final answer
    x = 1,111,342.20

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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.