Home / 1,496,556.40-2,065,214.28-817,495.60

Finding the Fourth Proportional to 1,496,556.40, 2,065,214.28 and 817,495.60

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Solution

The fourth proportional to 1,496,556.40, 2,065,214.28 and 817,495.60 is: 1,128,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,556.40 : 2,065,214.28 = 817,495.60 : x
  2. Step 2: Convert to fraction form
    1,496,556.40/2,065,214.28 = 817,495.60/x
  3. Step 3: Cross multiply
    1,496,556.40x = 2,065,214.28 × 817,495.60
  4. Step 4: Simplify right side
    1,496,556.40x = 1,688,303,586,957.17
  5. Step 5: Solve for x
    x = 1,688,303,586,957.17/1,496,556.40
  6. Step 6: Final answer
    x = 1,128,125.60

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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.