Home / 1,210,854.28-1,670,978.74-701,851.88

Finding the Fourth Proportional to 1,210,854.28, 1,670,978.74 and 701,851.88

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Solution

The fourth proportional to 1,210,854.28, 1,670,978.74 and 701,851.88 is: 968,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,854.28 : 1,670,978.74 = 701,851.88 : x
  2. Step 2: Convert to fraction form
    1,210,854.28/1,670,978.74 = 701,851.88/x
  3. Step 3: Cross multiply
    1,210,854.28x = 1,670,978.74 × 701,851.88
  4. Step 4: Simplify right side
    1,210,854.28x = 1,172,779,570,109.03
  5. Step 5: Solve for x
    x = 1,172,779,570,109.03/1,210,854.28
  6. Step 6: Final answer
    x = 968,555.50

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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.