Home / 1,956,386.40-2,934,579.60-536,440.20

Finding the Fourth Proportional to 1,956,386.40, 2,934,579.60 and 536,440.20

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Solution

The fourth proportional to 1,956,386.40, 2,934,579.60 and 536,440.20 is: 804,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,386.40 : 2,934,579.60 = 536,440.20 : x
  2. Step 2: Convert to fraction form
    1,956,386.40/2,934,579.60 = 536,440.20/x
  3. Step 3: Cross multiply
    1,956,386.40x = 2,934,579.60 × 536,440.20
  4. Step 4: Simplify right side
    1,956,386.40x = 1,574,226,467,539.92
  5. Step 5: Solve for x
    x = 1,574,226,467,539.92/1,956,386.40
  6. Step 6: Final answer
    x = 804,660.30

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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.