Home / 1,475,459.66-2,036,075.46-830,907.02

Finding the Fourth Proportional to 1,475,459.66, 2,036,075.46 and 830,907.02

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Solution

The fourth proportional to 1,475,459.66, 2,036,075.46 and 830,907.02 is: 1,146,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,459.66 : 2,036,075.46 = 830,907.02 : x
  2. Step 2: Convert to fraction form
    1,475,459.66/2,036,075.46 = 830,907.02/x
  3. Step 3: Cross multiply
    1,475,459.66x = 2,036,075.46 × 830,907.02
  4. Step 4: Simplify right side
    1,475,459.66x = 1,691,789,392,963.73
  5. Step 5: Solve for x
    x = 1,691,789,392,963.73/1,475,459.66
  6. Step 6: Final answer
    x = 1,146,618.53

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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.