Home / 1,623,663.12-2,240,599.96-898,541.40

Finding the Fourth Proportional to 1,623,663.12, 2,240,599.96 and 898,541.40

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Solution

The fourth proportional to 1,623,663.12, 2,240,599.96 and 898,541.40 is: 1,239,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,663.12 : 2,240,599.96 = 898,541.40 : x
  2. Step 2: Convert to fraction form
    1,623,663.12/2,240,599.96 = 898,541.40/x
  3. Step 3: Cross multiply
    1,623,663.12x = 2,240,599.96 × 898,541.40
  4. Step 4: Simplify right side
    1,623,663.12x = 2,013,271,824,898.34
  5. Step 5: Solve for x
    x = 2,013,271,824,898.34/1,623,663.12
  6. Step 6: Final answer
    x = 1,239,956.61

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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.