Home / 1,502,390.08-2,073,314.64-823,312

Finding the Fourth Proportional to 1,502,390.08, 2,073,314.64 and 823,312

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Solution

The fourth proportional to 1,502,390.08, 2,073,314.64 and 823,312 is: 1,136,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,390.08 : 2,073,314.64 = 823,312 : x
  2. Step 2: Convert to fraction form
    1,502,390.08/2,073,314.64 = 823,312/x
  3. Step 3: Cross multiply
    1,502,390.08x = 2,073,314.64 × 823,312
  4. Step 4: Simplify right side
    1,502,390.08x = 1,706,984,822,887.68
  5. Step 5: Solve for x
    x = 1,706,984,822,887.68/1,502,390.08
  6. Step 6: Final answer
    x = 1,136,179.51

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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.