Home / 1,423,209.60-2,134,811.76-463,664.07

Finding the Fourth Proportional to 1,423,209.60, 2,134,811.76 and 463,664.07

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Solution

The fourth proportional to 1,423,209.60, 2,134,811.76 and 463,664.07 is: 695,495.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,209.60 : 2,134,811.76 = 463,664.07 : x
  2. Step 2: Convert to fraction form
    1,423,209.60/2,134,811.76 = 463,664.07/x
  3. Step 3: Cross multiply
    1,423,209.60x = 2,134,811.76 × 463,664.07
  4. Step 4: Simplify right side
    1,423,209.60x = 989,835,509,325.46
  5. Step 5: Solve for x
    x = 989,835,509,325.46/1,423,209.60
  6. Step 6: Final answer
    x = 695,495.24

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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.