Home / 1,143,468.16-1,715,360.63-385,526.59

Finding the Fourth Proportional to 1,143,468.16, 1,715,360.63 and 385,526.59

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Solution

The fourth proportional to 1,143,468.16, 1,715,360.63 and 385,526.59 is: 578,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,468.16 : 1,715,360.63 = 385,526.59 : x
  2. Step 2: Convert to fraction form
    1,143,468.16/1,715,360.63 = 385,526.59/x
  3. Step 3: Cross multiply
    1,143,468.16x = 1,715,360.63 × 385,526.59
  4. Step 4: Simplify right side
    1,143,468.16x = 661,317,128,088.12
  5. Step 5: Solve for x
    x = 661,317,128,088.12/1,143,468.16
  6. Step 6: Final answer
    x = 578,343.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.