Home / 1,314,088.75-1,971,346.38-514,937.08

Finding the Fourth Proportional to 1,314,088.75, 1,971,346.38 and 514,937.08

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Solution

The fourth proportional to 1,314,088.75, 1,971,346.38 and 514,937.08 is: 772,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,088.75 : 1,971,346.38 = 514,937.08 : x
  2. Step 2: Convert to fraction form
    1,314,088.75/1,971,346.38 = 514,937.08/x
  3. Step 3: Cross multiply
    1,314,088.75x = 1,971,346.38 × 514,937.08
  4. Step 4: Simplify right side
    1,314,088.75x = 1,015,119,348,585.77
  5. Step 5: Solve for x
    x = 1,015,119,348,585.77/1,314,088.75
  6. Step 6: Final answer
    x = 772,489.19

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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.