Home / 1,111,455.87-1,533,810.62-602,158.25

Finding the Fourth Proportional to 1,111,455.87, 1,533,810.62 and 602,158.25

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Solution

The fourth proportional to 1,111,455.87, 1,533,810.62 and 602,158.25 is: 830,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,455.87 : 1,533,810.62 = 602,158.25 : x
  2. Step 2: Convert to fraction form
    1,111,455.87/1,533,810.62 = 602,158.25/x
  3. Step 3: Cross multiply
    1,111,455.87x = 1,533,810.62 × 602,158.25
  4. Step 4: Simplify right side
    1,111,455.87x = 923,596,708,090.77
  5. Step 5: Solve for x
    x = 923,596,708,090.77/1,111,455.87
  6. Step 6: Final answer
    x = 830,979.20

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1.5x scale

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.