Home / 1,090,506.60-1,636,019.10-459,095.40

Finding the Fourth Proportional to 1,090,506.60, 1,636,019.10 and 459,095.40

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Solution

The fourth proportional to 1,090,506.60, 1,636,019.10 and 459,095.40 is: 688,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,506.60 : 1,636,019.10 = 459,095.40 : x
  2. Step 2: Convert to fraction form
    1,090,506.60/1,636,019.10 = 459,095.40/x
  3. Step 3: Cross multiply
    1,090,506.60x = 1,636,019.10 × 459,095.40
  4. Step 4: Simplify right side
    1,090,506.60x = 751,088,843,122.14
  5. Step 5: Solve for x
    x = 751,088,843,122.14/1,090,506.60
  6. Step 6: Final answer
    x = 688,752.22

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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.