Home / 1,959,283.60-2,938,234.20-697,152.40

Finding the Fourth Proportional to 1,959,283.60, 2,938,234.20 and 697,152.40

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Solution

The fourth proportional to 1,959,283.60, 2,938,234.20 and 697,152.40 is: 1,045,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,283.60 : 2,938,234.20 = 697,152.40 : x
  2. Step 2: Convert to fraction form
    1,959,283.60/2,938,234.20 = 697,152.40/x
  3. Step 3: Cross multiply
    1,959,283.60x = 2,938,234.20 × 697,152.40
  4. Step 4: Simplify right side
    1,959,283.60x = 2,048,397,024,292.08
  5. Step 5: Solve for x
    x = 2,048,397,024,292.08/1,959,283.60
  6. Step 6: Final answer
    x = 1,045,482.66

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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.