Home / 1,362,030.32-1,879,316.70-789,036.32

Finding the Fourth Proportional to 1,362,030.32, 1,879,316.70 and 789,036.32

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Solution

The fourth proportional to 1,362,030.32, 1,879,316.70 and 789,036.32 is: 1,088,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,030.32 : 1,879,316.70 = 789,036.32 : x
  2. Step 2: Convert to fraction form
    1,362,030.32/1,879,316.70 = 789,036.32/x
  3. Step 3: Cross multiply
    1,362,030.32x = 1,879,316.70 × 789,036.32
  4. Step 4: Simplify right side
    1,362,030.32x = 1,482,849,133,082.54
  5. Step 5: Solve for x
    x = 1,482,849,133,082.54/1,362,030.32
  6. Step 6: Final answer
    x = 1,088,704.94

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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.