Home / 1,909,147.16-2,634,633-1,049,762.80

Finding the Fourth Proportional to 1,909,147.16, 2,634,633 and 1,049,762.80

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Solution

The fourth proportional to 1,909,147.16, 2,634,633 and 1,049,762.80 is: 1,448,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,147.16 : 2,634,633 = 1,049,762.80 : x
  2. Step 2: Convert to fraction form
    1,909,147.16/2,634,633 = 1,049,762.80/x
  3. Step 3: Cross multiply
    1,909,147.16x = 2,634,633 × 1,049,762.80
  4. Step 4: Simplify right side
    1,909,147.16x = 2,765,739,715,052.40
  5. Step 5: Solve for x
    x = 2,765,739,715,052.40/1,909,147.16
  6. Step 6: Final answer
    x = 1,448,678.12

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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.