Home / 1,528,303.64-2,109,327.90-883,621.40

Finding the Fourth Proportional to 1,528,303.64, 2,109,327.90 and 883,621.40

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Solution

The fourth proportional to 1,528,303.64, 2,109,327.90 and 883,621.40 is: 1,219,552.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,303.64 : 2,109,327.90 = 883,621.40 : x
  2. Step 2: Convert to fraction form
    1,528,303.64/2,109,327.90 = 883,621.40/x
  3. Step 3: Cross multiply
    1,528,303.64x = 2,109,327.90 × 883,621.40
  4. Step 4: Simplify right side
    1,528,303.64x = 1,863,847,272,057.06
  5. Step 5: Solve for x
    x = 1,863,847,272,057.06/1,528,303.64
  6. Step 6: Final answer
    x = 1,219,552.99

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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.