Home / 1,563,569.28-2,159,072.28-983,759.13

Finding the Fourth Proportional to 1,563,569.28, 2,159,072.28 and 983,759.13

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Solution

The fourth proportional to 1,563,569.28, 2,159,072.28 and 983,759.13 is: 1,358,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,569.28 : 2,159,072.28 = 983,759.13 : x
  2. Step 2: Convert to fraction form
    1,563,569.28/2,159,072.28 = 983,759.13/x
  3. Step 3: Cross multiply
    1,563,569.28x = 2,159,072.28 × 983,759.13
  4. Step 4: Simplify right side
    1,563,569.28x = 2,124,007,067,779.92
  5. Step 5: Solve for x
    x = 2,124,007,067,779.92/1,563,569.28
  6. Step 6: Final answer
    x = 1,358,434.89

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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.