Home / 1,509,230.69-2,082,549.10-1,020,264.06

Finding the Fourth Proportional to 1,509,230.69, 2,082,549.10 and 1,020,264.06

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Solution

The fourth proportional to 1,509,230.69, 2,082,549.10 and 1,020,264.06 is: 1,407,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,230.69 : 2,082,549.10 = 1,020,264.06 : x
  2. Step 2: Convert to fraction form
    1,509,230.69/2,082,549.10 = 1,020,264.06/x
  3. Step 3: Cross multiply
    1,509,230.69x = 2,082,549.10 × 1,020,264.06
  4. Step 4: Simplify right side
    1,509,230.69x = 2,124,749,994,814.03
  5. Step 5: Solve for x
    x = 2,124,749,994,814.03/1,509,230.69
  6. Step 6: Final answer
    x = 1,407,836.47

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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.