Home / 1,623,694.64-2,240,702.95-898,592.36

Finding the Fourth Proportional to 1,623,694.64, 2,240,702.95 and 898,592.36

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Solution

The fourth proportional to 1,623,694.64, 2,240,702.95 and 898,592.36 is: 1,240,059.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,694.64 : 2,240,702.95 = 898,592.36 : x
  2. Step 2: Convert to fraction form
    1,623,694.64/2,240,702.95 = 898,592.36/x
  3. Step 3: Cross multiply
    1,623,694.64x = 2,240,702.95 × 898,592.36
  4. Step 4: Simplify right side
    1,623,694.64x = 2,013,478,547,406.50
  5. Step 5: Solve for x
    x = 2,013,478,547,406.50/1,623,694.64
  6. Step 6: Final answer
    x = 1,240,059.86

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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.