Home / 1,587,683.60-2,191,191.20-943,106.34

Finding the Fourth Proportional to 1,587,683.60, 2,191,191.20 and 943,106.34

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Solution

The fourth proportional to 1,587,683.60, 2,191,191.20 and 943,106.34 is: 1,301,598.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,683.60 : 2,191,191.20 = 943,106.34 : x
  2. Step 2: Convert to fraction form
    1,587,683.60/2,191,191.20 = 943,106.34/x
  3. Step 3: Cross multiply
    1,587,683.60x = 2,191,191.20 × 943,106.34
  4. Step 4: Simplify right side
    1,587,683.60x = 2,066,526,312,872.21
  5. Step 5: Solve for x
    x = 2,066,526,312,872.21/1,587,683.60
  6. Step 6: Final answer
    x = 1,301,598.32

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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.