Home / 1,355,137.06-1,870,174.29-751,525.06

Finding the Fourth Proportional to 1,355,137.06, 1,870,174.29 and 751,525.06

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Solution

The fourth proportional to 1,355,137.06, 1,870,174.29 and 751,525.06 is: 1,037,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,137.06 : 1,870,174.29 = 751,525.06 : x
  2. Step 2: Convert to fraction form
    1,355,137.06/1,870,174.29 = 751,525.06/x
  3. Step 3: Cross multiply
    1,355,137.06x = 1,870,174.29 × 751,525.06
  4. Step 4: Simplify right side
    1,355,137.06x = 1,405,482,845,502.71
  5. Step 5: Solve for x
    x = 1,405,482,845,502.71/1,355,137.06
  6. Step 6: Final answer
    x = 1,037,151.80

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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.