Home / 1,139,483.57-1,572,460.49-630,175.01

Finding the Fourth Proportional to 1,139,483.57, 1,572,460.49 and 630,175.01

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Solution

The fourth proportional to 1,139,483.57, 1,572,460.49 and 630,175.01 is: 869,626.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,483.57 : 1,572,460.49 = 630,175.01 : x
  2. Step 2: Convert to fraction form
    1,139,483.57/1,572,460.49 = 630,175.01/x
  3. Step 3: Cross multiply
    1,139,483.57x = 1,572,460.49 × 630,175.01
  4. Step 4: Simplify right side
    1,139,483.57x = 990,925,298,723.49
  5. Step 5: Solve for x
    x = 990,925,298,723.49/1,139,483.57
  6. Step 6: Final answer
    x = 869,626.67

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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.