Home / 1,358,339.52-2,036,242.32-459,156

Finding the Fourth Proportional to 1,358,339.52, 2,036,242.32 and 459,156

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Solution

The fourth proportional to 1,358,339.52, 2,036,242.32 and 459,156 is: 688,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,339.52 : 2,036,242.32 = 459,156 : x
  2. Step 2: Convert to fraction form
    1,358,339.52/2,036,242.32 = 459,156/x
  3. Step 3: Cross multiply
    1,358,339.52x = 2,036,242.32 × 459,156
  4. Step 4: Simplify right side
    1,358,339.52x = 934,952,878,681.92
  5. Step 5: Solve for x
    x = 934,952,878,681.92/1,358,339.52
  6. Step 6: Final answer
    x = 688,305.73

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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.