Home / 1,218,201.23-1,829,098.19-679,510.01

Finding the Fourth Proportional to 1,218,201.23, 1,829,098.19 and 679,510.01

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Solution

The fourth proportional to 1,218,201.23, 1,829,098.19 and 679,510.01 is: 1,020,267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,201.23 : 1,829,098.19 = 679,510.01 : x
  2. Step 2: Convert to fraction form
    1,218,201.23/1,829,098.19 = 679,510.01/x
  3. Step 3: Cross multiply
    1,218,201.23x = 1,829,098.19 × 679,510.01
  4. Step 4: Simplify right side
    1,218,201.23x = 1,242,890,516,834.84
  5. Step 5: Solve for x
    x = 1,242,890,516,834.84/1,218,201.23
  6. Step 6: Final answer
    x = 1,020,267.01

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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.