Home / 1,821,132.16-2,513,096.48-1,005,318.32

Finding the Fourth Proportional to 1,821,132.16, 2,513,096.48 and 1,005,318.32

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Solution

The fourth proportional to 1,821,132.16, 2,513,096.48 and 1,005,318.32 is: 1,387,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,132.16 : 2,513,096.48 = 1,005,318.32 : x
  2. Step 2: Convert to fraction form
    1,821,132.16/2,513,096.48 = 1,005,318.32/x
  3. Step 3: Cross multiply
    1,821,132.16x = 2,513,096.48 × 1,005,318.32
  4. Step 4: Simplify right side
    1,821,132.16x = 2,526,461,931,271.51
  5. Step 5: Solve for x
    x = 2,526,461,931,271.51/1,821,132.16
  6. Step 6: Final answer
    x = 1,387,302.90

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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.