Home / 1,899,068.76-2,620,710.48-1,039,621.50

Finding the Fourth Proportional to 1,899,068.76, 2,620,710.48 and 1,039,621.50

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Solution

The fourth proportional to 1,899,068.76, 2,620,710.48 and 1,039,621.50 is: 1,434,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,068.76 : 2,620,710.48 = 1,039,621.50 : x
  2. Step 2: Convert to fraction form
    1,899,068.76/2,620,710.48 = 1,039,621.50/x
  3. Step 3: Cross multiply
    1,899,068.76x = 2,620,710.48 × 1,039,621.50
  4. Step 4: Simplify right side
    1,899,068.76x = 2,724,546,960,283.32
  5. Step 5: Solve for x
    x = 2,724,546,960,283.32/1,899,068.76
  6. Step 6: Final answer
    x = 1,434,675.26

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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.