Home / 1,148,999.61-1,721,886.18-908,054.17

Finding the Fourth Proportional to 1,148,999.61, 1,721,886.18 and 908,054.17

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Solution

The fourth proportional to 1,148,999.61, 1,721,886.18 and 908,054.17 is: 1,360,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,999.61 : 1,721,886.18 = 908,054.17 : x
  2. Step 2: Convert to fraction form
    1,148,999.61/1,721,886.18 = 908,054.17/x
  3. Step 3: Cross multiply
    1,148,999.61x = 1,721,886.18 × 908,054.17
  4. Step 4: Simplify right side
    1,148,999.61x = 1,563,565,926,014.37
  5. Step 5: Solve for x
    x = 1,563,565,926,014.37/1,148,999.61
  6. Step 6: Final answer
    x = 1,360,806.32

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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.