Home / 5,365,004.80-8,047,507.20-1,771,326.40

Finding the Fourth Proportional to 5,365,004.80, 8,047,507.20 and 1,771,326.40

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Solution

The fourth proportional to 5,365,004.80, 8,047,507.20 and 1,771,326.40 is: 2,656,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,004.80 : 8,047,507.20 = 1,771,326.40 : x
  2. Step 2: Convert to fraction form
    5,365,004.80/8,047,507.20 = 1,771,326.40/x
  3. Step 3: Cross multiply
    5,365,004.80x = 8,047,507.20 × 1,771,326.40
  4. Step 4: Simplify right side
    5,365,004.80x = 14,254,761,957,550.08
  5. Step 5: Solve for x
    x = 14,254,761,957,550.08/5,365,004.80
  6. Step 6: Final answer
    x = 2,656,989.60

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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.