Home / 1,232,085.36-1,700,283.72-688,244.07

Finding the Fourth Proportional to 1,232,085.36, 1,700,283.72 and 688,244.07

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Solution

The fourth proportional to 1,232,085.36, 1,700,283.72 and 688,244.07 is: 949,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,085.36 : 1,700,283.72 = 688,244.07 : x
  2. Step 2: Convert to fraction form
    1,232,085.36/1,700,283.72 = 688,244.07/x
  3. Step 3: Cross multiply
    1,232,085.36x = 1,700,283.72 × 688,244.07
  4. Step 4: Simplify right side
    1,232,085.36x = 1,170,210,196,564.52
  5. Step 5: Solve for x
    x = 1,170,210,196,564.52/1,232,085.36
  6. Step 6: Final answer
    x = 949,780.13

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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.