Home / 1,341,712.60-2,011,013.70-542,469.40

Finding the Fourth Proportional to 1,341,712.60, 2,011,013.70 and 542,469.40

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Solution

The fourth proportional to 1,341,712.60, 2,011,013.70 and 542,469.40 is: 813,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,712.60 : 2,011,013.70 = 542,469.40 : x
  2. Step 2: Convert to fraction form
    1,341,712.60/2,011,013.70 = 542,469.40/x
  3. Step 3: Cross multiply
    1,341,712.60x = 2,011,013.70 × 542,469.40
  4. Step 4: Simplify right side
    1,341,712.60x = 1,090,913,395,230.78
  5. Step 5: Solve for x
    x = 1,090,913,395,230.78/1,341,712.60
  6. Step 6: Final answer
    x = 813,075.32

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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.