Home / 973,139.70-1,459,709.55-918,027.30

Finding the Fourth Proportional to 973,139.70, 1,459,709.55 and 918,027.30

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Solution

The fourth proportional to 973,139.70, 1,459,709.55 and 918,027.30 is: 1,377,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,139.70 : 1,459,709.55 = 918,027.30 : x
  2. Step 2: Convert to fraction form
    973,139.70/1,459,709.55 = 918,027.30/x
  3. Step 3: Cross multiply
    973,139.70x = 1,459,709.55 × 918,027.30
  4. Step 4: Simplify right side
    973,139.70x = 1,340,053,216,970.72
  5. Step 5: Solve for x
    x = 1,340,053,216,970.72/973,139.70
  6. Step 6: Final answer
    x = 1,377,040.95

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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.