Home / 2,220,009.40-3,330,014.10-724,101.40

Finding the Fourth Proportional to 2,220,009.40, 3,330,014.10 and 724,101.40

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Solution

The fourth proportional to 2,220,009.40, 3,330,014.10 and 724,101.40 is: 1,086,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,009.40 : 3,330,014.10 = 724,101.40 : x
  2. Step 2: Convert to fraction form
    2,220,009.40/3,330,014.10 = 724,101.40/x
  3. Step 3: Cross multiply
    2,220,009.40x = 3,330,014.10 × 724,101.40
  4. Step 4: Simplify right side
    2,220,009.40x = 2,411,267,871,829.74
  5. Step 5: Solve for x
    x = 2,411,267,871,829.74/2,220,009.40
  6. Step 6: Final answer
    x = 1,086,152.10

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Similar ratio
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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.