Home / 1,357,875.68-1,873,899.72-746,066.61

Finding the Fourth Proportional to 1,357,875.68, 1,873,899.72 and 746,066.61

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Solution

The fourth proportional to 1,357,875.68, 1,873,899.72 and 746,066.61 is: 1,029,589.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,875.68 : 1,873,899.72 = 746,066.61 : x
  2. Step 2: Convert to fraction form
    1,357,875.68/1,873,899.72 = 746,066.61/x
  3. Step 3: Cross multiply
    1,357,875.68x = 1,873,899.72 × 746,066.61
  4. Step 4: Simplify right side
    1,357,875.68x = 1,398,054,011,580.35
  5. Step 5: Solve for x
    x = 1,398,054,011,580.35/1,357,875.68
  6. Step 6: Final answer
    x = 1,029,589.11

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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.