Home / 1,156,657.57-1,596,237.33-640,411.46

Finding the Fourth Proportional to 1,156,657.57, 1,596,237.33 and 640,411.46

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Solution

The fourth proportional to 1,156,657.57, 1,596,237.33 and 640,411.46 is: 883,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,657.57 : 1,596,237.33 = 640,411.46 : x
  2. Step 2: Convert to fraction form
    1,156,657.57/1,596,237.33 = 640,411.46/x
  3. Step 3: Cross multiply
    1,156,657.57x = 1,596,237.33 × 640,411.46
  4. Step 4: Simplify right side
    1,156,657.57x = 1,022,248,688,396.88
  5. Step 5: Solve for x
    x = 1,022,248,688,396.88/1,156,657.57
  6. Step 6: Final answer
    x = 883,795.44

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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.