Home / 1,090,456.36-1,637,159.54-752,657.16

Finding the Fourth Proportional to 1,090,456.36, 1,637,159.54 and 752,657.16

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Solution

The fourth proportional to 1,090,456.36, 1,637,159.54 and 752,657.16 is: 1,130,003.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,456.36 : 1,637,159.54 = 752,657.16 : x
  2. Step 2: Convert to fraction form
    1,090,456.36/1,637,159.54 = 752,657.16/x
  3. Step 3: Cross multiply
    1,090,456.36x = 1,637,159.54 × 752,657.16
  4. Step 4: Simplify right side
    1,090,456.36x = 1,232,219,849,843.31
  5. Step 5: Solve for x
    x = 1,232,219,849,843.31/1,090,456.36
  6. Step 6: Final answer
    x = 1,130,003.82

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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.