Home / 1,637,267.70-2,455,901.55-739,139.70

Finding the Fourth Proportional to 1,637,267.70, 2,455,901.55 and 739,139.70

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Solution

The fourth proportional to 1,637,267.70, 2,455,901.55 and 739,139.70 is: 1,108,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,267.70 : 2,455,901.55 = 739,139.70 : x
  2. Step 2: Convert to fraction form
    1,637,267.70/2,455,901.55 = 739,139.70/x
  3. Step 3: Cross multiply
    1,637,267.70x = 2,455,901.55 × 739,139.70
  4. Step 4: Simplify right side
    1,637,267.70x = 1,815,254,334,896.53
  5. Step 5: Solve for x
    x = 1,815,254,334,896.53/1,637,267.70
  6. Step 6: Final answer
    x = 1,108,709.55

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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.