Home / 1,123,664.40-1,685,496.60-375,710.40

Finding the Fourth Proportional to 1,123,664.40, 1,685,496.60 and 375,710.40

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Solution

The fourth proportional to 1,123,664.40, 1,685,496.60 and 375,710.40 is: 563,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,664.40 : 1,685,496.60 = 375,710.40 : x
  2. Step 2: Convert to fraction form
    1,123,664.40/1,685,496.60 = 375,710.40/x
  3. Step 3: Cross multiply
    1,123,664.40x = 1,685,496.60 × 375,710.40
  4. Step 4: Simplify right side
    1,123,664.40x = 633,258,601,784.64
  5. Step 5: Solve for x
    x = 633,258,601,784.64/1,123,664.40
  6. Step 6: Final answer
    x = 563,565.60

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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.