Home / 1,539,903.60-2,308,300.20-699,058.80

Finding the Fourth Proportional to 1,539,903.60, 2,308,300.20 and 699,058.80

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Solution

The fourth proportional to 1,539,903.60, 2,308,300.20 and 699,058.80 is: 1,047,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,903.60 : 2,308,300.20 = 699,058.80 : x
  2. Step 2: Convert to fraction form
    1,539,903.60/2,308,300.20 = 699,058.80/x
  3. Step 3: Cross multiply
    1,539,903.60x = 2,308,300.20 × 699,058.80
  4. Step 4: Simplify right side
    1,539,903.60x = 1,613,637,567,851.76
  5. Step 5: Solve for x
    x = 1,613,637,567,851.76/1,539,903.60
  6. Step 6: Final answer
    x = 1,047,882.20

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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.