Home / 1,501,346.93-2,071,864.38-813,019.10

Finding the Fourth Proportional to 1,501,346.93, 2,071,864.38 and 813,019.10

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Solution

The fourth proportional to 1,501,346.93, 2,071,864.38 and 813,019.10 is: 1,121,969.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,346.93 : 2,071,864.38 = 813,019.10 : x
  2. Step 2: Convert to fraction form
    1,501,346.93/2,071,864.38 = 813,019.10/x
  3. Step 3: Cross multiply
    1,501,346.93x = 2,071,864.38 × 813,019.10
  4. Step 4: Simplify right side
    1,501,346.93x = 1,684,465,303,190.34
  5. Step 5: Solve for x
    x = 1,684,465,303,190.34/1,501,346.93
  6. Step 6: Final answer
    x = 1,121,969.40

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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.