Home / 1,012,026.40-1,518,288.74-713,090.76

Finding the Fourth Proportional to 1,012,026.40, 1,518,288.74 and 713,090.76

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Solution

The fourth proportional to 1,012,026.40, 1,518,288.74 and 713,090.76 is: 1,069,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,026.40 : 1,518,288.74 = 713,090.76 : x
  2. Step 2: Convert to fraction form
    1,012,026.40/1,518,288.74 = 713,090.76/x
  3. Step 3: Cross multiply
    1,012,026.40x = 1,518,288.74 × 713,090.76
  4. Step 4: Simplify right side
    1,012,026.40x = 1,082,677,671,506.04
  5. Step 5: Solve for x
    x = 1,082,677,671,506.04/1,012,026.40
  6. Step 6: Final answer
    x = 1,069,811.69

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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.