Home / 1,232,010.16-1,700,155.84-688,153.52

Finding the Fourth Proportional to 1,232,010.16, 1,700,155.84 and 688,153.52

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Solution

The fourth proportional to 1,232,010.16, 1,700,155.84 and 688,153.52 is: 949,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,010.16 : 1,700,155.84 = 688,153.52 : x
  2. Step 2: Convert to fraction form
    1,232,010.16/1,700,155.84 = 688,153.52/x
  3. Step 3: Cross multiply
    1,232,010.16x = 1,700,155.84 × 688,153.52
  4. Step 4: Simplify right side
    1,232,010.16x = 1,169,968,225,844.56
  5. Step 5: Solve for x
    x = 1,169,968,225,844.56/1,232,010.16
  6. Step 6: Final answer
    x = 949,641.70

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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.