Home / 1,223,263.10-1,688,093.10-671,988.03

Finding the Fourth Proportional to 1,223,263.10, 1,688,093.10 and 671,988.03

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Solution

The fourth proportional to 1,223,263.10, 1,688,093.10 and 671,988.03 is: 927,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,263.10 : 1,688,093.10 = 671,988.03 : x
  2. Step 2: Convert to fraction form
    1,223,263.10/1,688,093.10 = 671,988.03/x
  3. Step 3: Cross multiply
    1,223,263.10x = 1,688,093.10 × 671,988.03
  4. Step 4: Simplify right side
    1,223,263.10x = 1,134,378,356,725.59
  5. Step 5: Solve for x
    x = 1,134,378,356,725.59/1,223,263.10
  6. Step 6: Final answer
    x = 927,338.00

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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.