Home / 1,666,855.76-2,300,271.99-902,909.32

Finding the Fourth Proportional to 1,666,855.76, 2,300,271.99 and 902,909.32

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Solution

The fourth proportional to 1,666,855.76, 2,300,271.99 and 902,909.32 is: 1,246,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,855.76 : 2,300,271.99 = 902,909.32 : x
  2. Step 2: Convert to fraction form
    1,666,855.76/2,300,271.99 = 902,909.32/x
  3. Step 3: Cross multiply
    1,666,855.76x = 2,300,271.99 × 902,909.32
  4. Step 4: Simplify right side
    1,666,855.76x = 2,076,937,015,941.18
  5. Step 5: Solve for x
    x = 2,076,937,015,941.18/1,666,855.76
  6. Step 6: Final answer
    x = 1,246,020.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.