Home / 1,975,285.18-2,962,931.58-761,433.42

Finding the Fourth Proportional to 1,975,285.18, 2,962,931.58 and 761,433.42

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Solution

The fourth proportional to 1,975,285.18, 2,962,931.58 and 761,433.42 is: 1,142,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,285.18 : 2,962,931.58 = 761,433.42 : x
  2. Step 2: Convert to fraction form
    1,975,285.18/2,962,931.58 = 761,433.42/x
  3. Step 3: Cross multiply
    1,975,285.18x = 2,962,931.58 × 761,433.42
  4. Step 4: Simplify right side
    1,975,285.18x = 2,256,075,126,185.40
  5. Step 5: Solve for x
    x = 2,256,075,126,185.40/1,975,285.18
  6. Step 6: Final answer
    x = 1,142,151.60

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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.