Home / 936,026.10-1,405,421.55-725,901.30

Finding the Fourth Proportional to 936,026.10, 1,405,421.55 and 725,901.30

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Solution

The fourth proportional to 936,026.10, 1,405,421.55 and 725,901.30 is: 1,089,924.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,026.10 : 1,405,421.55 = 725,901.30 : x
  2. Step 2: Convert to fraction form
    936,026.10/1,405,421.55 = 725,901.30/x
  3. Step 3: Cross multiply
    936,026.10x = 1,405,421.55 × 725,901.30
  4. Step 4: Simplify right side
    936,026.10x = 1,020,197,330,193.02
  5. Step 5: Solve for x
    x = 1,020,197,330,193.02/936,026.10
  6. Step 6: Final answer
    x = 1,089,924.02

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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.