Home / 1,578,008.57-2,366,026.59-666,722.52

Finding the Fourth Proportional to 1,578,008.57, 2,366,026.59 and 666,722.52

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Solution

The fourth proportional to 1,578,008.57, 2,366,026.59 and 666,722.52 is: 999,667.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,008.57 : 2,366,026.59 = 666,722.52 : x
  2. Step 2: Convert to fraction form
    1,578,008.57/2,366,026.59 = 666,722.52/x
  3. Step 3: Cross multiply
    1,578,008.57x = 2,366,026.59 × 666,722.52
  4. Step 4: Simplify right side
    1,578,008.57x = 1,577,483,210,471.81
  5. Step 5: Solve for x
    x = 1,577,483,210,471.81/1,578,008.57
  6. Step 6: Final answer
    x = 999,667.08

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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.