Home / 1,407,457.29-1,942,498.59-891,258.32

Finding the Fourth Proportional to 1,407,457.29, 1,942,498.59 and 891,258.32

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Solution

The fourth proportional to 1,407,457.29, 1,942,498.59 and 891,258.32 is: 1,230,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,457.29 : 1,942,498.59 = 891,258.32 : x
  2. Step 2: Convert to fraction form
    1,407,457.29/1,942,498.59 = 891,258.32/x
  3. Step 3: Cross multiply
    1,407,457.29x = 1,942,498.59 × 891,258.32
  4. Step 4: Simplify right side
    1,407,457.29x = 1,731,268,029,925.77
  5. Step 5: Solve for x
    x = 1,731,268,029,925.77/1,407,457.29
  6. Step 6: Final answer
    x = 1,230,067.90

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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.