Home / 1,072,477.84-1,480,036.80-589,087.12

Finding the Fourth Proportional to 1,072,477.84, 1,480,036.80 and 589,087.12

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Solution

The fourth proportional to 1,072,477.84, 1,480,036.80 and 589,087.12 is: 812,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,477.84 : 1,480,036.80 = 589,087.12 : x
  2. Step 2: Convert to fraction form
    1,072,477.84/1,480,036.80 = 589,087.12/x
  3. Step 3: Cross multiply
    1,072,477.84x = 1,480,036.80 × 589,087.12
  4. Step 4: Simplify right side
    1,072,477.84x = 871,870,616,006.02
  5. Step 5: Solve for x
    x = 871,870,616,006.02/1,072,477.84
  6. Step 6: Final answer
    x = 812,949.77

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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.