Home / 4,955,000.40-7,430,657.40-1,962,565.20

Finding the Fourth Proportional to 4,955,000.40, 7,430,657.40 and 1,962,565.20

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Solution

The fourth proportional to 4,955,000.40, 7,430,657.40 and 1,962,565.20 is: 2,943,117.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955,000.40 : 7,430,657.40 = 1,962,565.20 : x
  2. Step 2: Convert to fraction form
    4,955,000.40/7,430,657.40 = 1,962,565.20/x
  3. Step 3: Cross multiply
    4,955,000.40x = 7,430,657.40 × 1,962,565.20
  4. Step 4: Simplify right side
    4,955,000.40x = 14,583,149,626,362.48
  5. Step 5: Solve for x
    x = 14,583,149,626,362.48/4,955,000.40
  6. Step 6: Final answer
    x = 2,943,117.75

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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.