Home / 1,260,052.49-1,890,075.02-313,423.17

Finding the Fourth Proportional to 1,260,052.49, 1,890,075.02 and 313,423.17

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Solution

The fourth proportional to 1,260,052.49, 1,890,075.02 and 313,423.17 is: 470,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,052.49 : 1,890,075.02 = 313,423.17 : x
  2. Step 2: Convert to fraction form
    1,260,052.49/1,890,075.02 = 313,423.17/x
  3. Step 3: Cross multiply
    1,260,052.49x = 1,890,075.02 × 313,423.17
  4. Step 4: Simplify right side
    1,260,052.49x = 592,393,302,739.10
  5. Step 5: Solve for x
    x = 592,393,302,739.10/1,260,052.49
  6. Step 6: Final answer
    x = 470,133.83

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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.