Home / 1,903,187.13-2,626,155.48-1,087,443.64

Finding the Fourth Proportional to 1,903,187.13, 2,626,155.48 and 1,087,443.64

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Solution

The fourth proportional to 1,903,187.13, 2,626,155.48 and 1,087,443.64 is: 1,500,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,187.13 : 2,626,155.48 = 1,087,443.64 : x
  2. Step 2: Convert to fraction form
    1,903,187.13/2,626,155.48 = 1,087,443.64/x
  3. Step 3: Cross multiply
    1,903,187.13x = 2,626,155.48 × 1,087,443.64
  4. Step 4: Simplify right side
    1,903,187.13x = 2,855,796,074,377.15
  5. Step 5: Solve for x
    x = 2,855,796,074,377.15/1,903,187.13
  6. Step 6: Final answer
    x = 1,500,533.52

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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.