Home / 1,342,281.44-2,013,420-920,277.92

Finding the Fourth Proportional to 1,342,281.44, 2,013,420 and 920,277.92

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Solution

The fourth proportional to 1,342,281.44, 2,013,420 and 920,277.92 is: 1,380,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,281.44 : 2,013,420 = 920,277.92 : x
  2. Step 2: Convert to fraction form
    1,342,281.44/2,013,420 = 920,277.92/x
  3. Step 3: Cross multiply
    1,342,281.44x = 2,013,420 × 920,277.92
  4. Step 4: Simplify right side
    1,342,281.44x = 1,852,905,969,686.40
  5. Step 5: Solve for x
    x = 1,852,905,969,686.40/1,342,281.44
  6. Step 6: Final answer
    x = 1,380,415.40

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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.