Home / 2,100,480-2,898,662.40-1,146,624

Finding the Fourth Proportional to 2,100,480, 2,898,662.40 and 1,146,624

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Solution

The fourth proportional to 2,100,480, 2,898,662.40 and 1,146,624 is: 1,582,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,480 : 2,898,662.40 = 1,146,624 : x
  2. Step 2: Convert to fraction form
    2,100,480/2,898,662.40 = 1,146,624/x
  3. Step 3: Cross multiply
    2,100,480x = 2,898,662.40 × 1,146,624
  4. Step 4: Simplify right side
    2,100,480x = 3,323,675,875,737.60
  5. Step 5: Solve for x
    x = 3,323,675,875,737.60/2,100,480
  6. Step 6: Final answer
    x = 1,582,341.12

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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.