Home / 1,075,148.38-1,610,830.47-1,011,145.96

Finding the Fourth Proportional to 1,075,148.38, 1,610,830.47 and 1,011,145.96

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Solution

The fourth proportional to 1,075,148.38, 1,610,830.47 and 1,011,145.96 is: 1,514,939.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,148.38 : 1,610,830.47 = 1,011,145.96 : x
  2. Step 2: Convert to fraction form
    1,075,148.38/1,610,830.47 = 1,011,145.96/x
  3. Step 3: Cross multiply
    1,075,148.38x = 1,610,830.47 × 1,011,145.96
  4. Step 4: Simplify right side
    1,075,148.38x = 1,628,784,714,166.53
  5. Step 5: Solve for x
    x = 1,628,784,714,166.53/1,075,148.38
  6. Step 6: Final answer
    x = 1,514,939.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.