Home / 1,407,545.30-2,110,994.04-839,086.86

Finding the Fourth Proportional to 1,407,545.30, 2,110,994.04 and 839,086.86

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Solution

The fourth proportional to 1,407,545.30, 2,110,994.04 and 839,086.86 is: 1,258,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,545.30 : 2,110,994.04 = 839,086.86 : x
  2. Step 2: Convert to fraction form
    1,407,545.30/2,110,994.04 = 839,086.86/x
  3. Step 3: Cross multiply
    1,407,545.30x = 2,110,994.04 × 839,086.86
  4. Step 4: Simplify right side
    1,407,545.30x = 1,771,307,360,502.31
  5. Step 5: Solve for x
    x = 1,771,307,360,502.31/1,407,545.30
  6. Step 6: Final answer
    x = 1,258,437.20

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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.