Home / 1,854,258.08-2,558,912.40-1,210,090.40

Finding the Fourth Proportional to 1,854,258.08, 2,558,912.40 and 1,210,090.40

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Solution

The fourth proportional to 1,854,258.08, 2,558,912.40 and 1,210,090.40 is: 1,669,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,258.08 : 2,558,912.40 = 1,210,090.40 : x
  2. Step 2: Convert to fraction form
    1,854,258.08/2,558,912.40 = 1,210,090.40/x
  3. Step 3: Cross multiply
    1,854,258.08x = 2,558,912.40 × 1,210,090.40
  4. Step 4: Simplify right side
    1,854,258.08x = 3,096,515,329,680.96
  5. Step 5: Solve for x
    x = 3,096,515,329,680.96/1,854,258.08
  6. Step 6: Final answer
    x = 1,669,948.41

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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.