Home / 1,186,219.51-1,637,100.02-676,998.07

Finding the Fourth Proportional to 1,186,219.51, 1,637,100.02 and 676,998.07

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Solution

The fourth proportional to 1,186,219.51, 1,637,100.02 and 676,998.07 is: 934,324.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,219.51 : 1,637,100.02 = 676,998.07 : x
  2. Step 2: Convert to fraction form
    1,186,219.51/1,637,100.02 = 676,998.07/x
  3. Step 3: Cross multiply
    1,186,219.51x = 1,637,100.02 × 676,998.07
  4. Step 4: Simplify right side
    1,186,219.51x = 1,108,313,550,551.97
  5. Step 5: Solve for x
    x = 1,108,313,550,551.97/1,186,219.51
  6. Step 6: Final answer
    x = 934,324.16

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Double scale
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1.5x scale

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.