Home / 1,870,988.20-2,801,816.70-1,497,740.20

Finding the Fourth Proportional to 1,870,988.20, 2,801,816.70 and 1,497,740.20

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Solution

The fourth proportional to 1,870,988.20, 2,801,816.70 and 1,497,740.20 is: 2,242,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,988.20 : 2,801,816.70 = 1,497,740.20 : x
  2. Step 2: Convert to fraction form
    1,870,988.20/2,801,816.70 = 1,497,740.20/x
  3. Step 3: Cross multiply
    1,870,988.20x = 2,801,816.70 × 1,497,740.20
  4. Step 4: Simplify right side
    1,870,988.20x = 4,196,393,504,621.34
  5. Step 5: Solve for x
    x = 4,196,393,504,621.34/1,870,988.20
  6. Step 6: Final answer
    x = 2,242,875.45

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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.