Home / 1,513,170.05-2,088,070.31-850,980.93

Finding the Fourth Proportional to 1,513,170.05, 2,088,070.31 and 850,980.93

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Solution

The fourth proportional to 1,513,170.05, 2,088,070.31 and 850,980.93 is: 1,174,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,170.05 : 2,088,070.31 = 850,980.93 : x
  2. Step 2: Convert to fraction form
    1,513,170.05/2,088,070.31 = 850,980.93/x
  3. Step 3: Cross multiply
    1,513,170.05x = 2,088,070.31 × 850,980.93
  4. Step 4: Simplify right side
    1,513,170.05x = 1,776,908,014,309.19
  5. Step 5: Solve for x
    x = 1,776,908,014,309.19/1,513,170.05
  6. Step 6: Final answer
    x = 1,174,294.99

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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.