Home / 1,249,101.20-1,873,457.40-350,454.80

Finding the Fourth Proportional to 1,249,101.20, 1,873,457.40 and 350,454.80

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Solution

The fourth proportional to 1,249,101.20, 1,873,457.40 and 350,454.80 is: 525,627.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,101.20 : 1,873,457.40 = 350,454.80 : x
  2. Step 2: Convert to fraction form
    1,249,101.20/1,873,457.40 = 350,454.80/x
  3. Step 3: Cross multiply
    1,249,101.20x = 1,873,457.40 × 350,454.80
  4. Step 4: Simplify right side
    1,249,101.20x = 656,562,138,425.52
  5. Step 5: Solve for x
    x = 656,562,138,425.52/1,249,101.20
  6. Step 6: Final answer
    x = 525,627.66

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1.5x scale

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.