Home / 1,235,902.40-1,852,471.20-703,678.40

Finding the Fourth Proportional to 1,235,902.40, 1,852,471.20 and 703,678.40

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Solution

The fourth proportional to 1,235,902.40, 1,852,471.20 and 703,678.40 is: 1,054,730.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,902.40 : 1,852,471.20 = 703,678.40 : x
  2. Step 2: Convert to fraction form
    1,235,902.40/1,852,471.20 = 703,678.40/x
  3. Step 3: Cross multiply
    1,235,902.40x = 1,852,471.20 × 703,678.40
  4. Step 4: Simplify right side
    1,235,902.40x = 1,303,543,970,062.08
  5. Step 5: Solve for x
    x = 1,303,543,970,062.08/1,235,902.40
  6. Step 6: Final answer
    x = 1,054,730.51

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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.