Home / 1,152,597.60-1,590,605.10-636,412.14

Finding the Fourth Proportional to 1,152,597.60, 1,590,605.10 and 636,412.14

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Solution

The fourth proportional to 1,152,597.60, 1,590,605.10 and 636,412.14 is: 878,260.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,597.60 : 1,590,605.10 = 636,412.14 : x
  2. Step 2: Convert to fraction form
    1,152,597.60/1,590,605.10 = 636,412.14/x
  3. Step 3: Cross multiply
    1,152,597.60x = 1,590,605.10 × 636,412.14
  4. Step 4: Simplify right side
    1,152,597.60x = 1,012,280,395,585.91
  5. Step 5: Solve for x
    x = 1,012,280,395,585.91/1,152,597.60
  6. Step 6: Final answer
    x = 878,260.02

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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.