Home / 1,495,585.21-2,063,897.05-816,521.71

Finding the Fourth Proportional to 1,495,585.21, 2,063,897.05 and 816,521.71

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Solution

The fourth proportional to 1,495,585.21, 2,063,897.05 and 816,521.71 is: 1,126,794.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,585.21 : 2,063,897.05 = 816,521.71 : x
  2. Step 2: Convert to fraction form
    1,495,585.21/2,063,897.05 = 816,521.71/x
  3. Step 3: Cross multiply
    1,495,585.21x = 2,063,897.05 × 816,521.71
  4. Step 4: Simplify right side
    1,495,585.21x = 1,685,216,748,529.96
  5. Step 5: Solve for x
    x = 1,685,216,748,529.96/1,495,585.21
  6. Step 6: Final answer
    x = 1,126,794.21

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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.