Home / 1,820,009.40-2,730,014.10-540,614.40

Finding the Fourth Proportional to 1,820,009.40, 2,730,014.10 and 540,614.40

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Solution

The fourth proportional to 1,820,009.40, 2,730,014.10 and 540,614.40 is: 810,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,009.40 : 2,730,014.10 = 540,614.40 : x
  2. Step 2: Convert to fraction form
    1,820,009.40/2,730,014.10 = 540,614.40/x
  3. Step 3: Cross multiply
    1,820,009.40x = 2,730,014.10 × 540,614.40
  4. Step 4: Simplify right side
    1,820,009.40x = 1,475,884,934,663.04
  5. Step 5: Solve for x
    x = 1,475,884,934,663.04/1,820,009.40
  6. Step 6: Final answer
    x = 810,921.60

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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.