Home / 1,503,922.86-2,075,544.72-824,990.58

Finding the Fourth Proportional to 1,503,922.86, 2,075,544.72 and 824,990.58

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Solution

The fourth proportional to 1,503,922.86, 2,075,544.72 and 824,990.58 is: 1,138,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,922.86 : 2,075,544.72 = 824,990.58 : x
  2. Step 2: Convert to fraction form
    1,503,922.86/2,075,544.72 = 824,990.58/x
  3. Step 3: Cross multiply
    1,503,922.86x = 2,075,544.72 × 824,990.58
  4. Step 4: Simplify right side
    1,503,922.86x = 1,712,304,842,368.74
  5. Step 5: Solve for x
    x = 1,712,304,842,368.74/1,503,922.86
  6. Step 6: Final answer
    x = 1,138,558.96

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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.