Home / 1,528,093.64-2,292,116.90-390,845.81

Finding the Fourth Proportional to 1,528,093.64, 2,292,116.90 and 390,845.81

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Solution

The fourth proportional to 1,528,093.64, 2,292,116.90 and 390,845.81 is: 586,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,093.64 : 2,292,116.90 = 390,845.81 : x
  2. Step 2: Convert to fraction form
    1,528,093.64/2,292,116.90 = 390,845.81/x
  3. Step 3: Cross multiply
    1,528,093.64x = 2,292,116.90 × 390,845.81
  4. Step 4: Simplify right side
    1,528,093.64x = 895,864,272,980.38
  5. Step 5: Solve for x
    x = 895,864,272,980.38/1,528,093.64
  6. Step 6: Final answer
    x = 586,262.68

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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.