Home / 2,087,520-2,880,779.52-1,133,664

Finding the Fourth Proportional to 2,087,520, 2,880,779.52 and 1,133,664

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Solution

The fourth proportional to 2,087,520, 2,880,779.52 and 1,133,664 is: 1,564,457.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,520 : 2,880,779.52 = 1,133,664 : x
  2. Step 2: Convert to fraction form
    2,087,520/2,880,779.52 = 1,133,664/x
  3. Step 3: Cross multiply
    2,087,520x = 2,880,779.52 × 1,133,664
  4. Step 4: Simplify right side
    2,087,520x = 3,265,836,033,761.28
  5. Step 5: Solve for x
    x = 3,265,836,033,761.28/2,087,520
  6. Step 6: Final answer
    x = 1,564,457.36

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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.