Home / 1,413,235.08-2,118,569.73-514,041.12

Finding the Fourth Proportional to 1,413,235.08, 2,118,569.73 and 514,041.12

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Solution

The fourth proportional to 1,413,235.08, 2,118,569.73 and 514,041.12 is: 770,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,235.08 : 2,118,569.73 = 514,041.12 : x
  2. Step 2: Convert to fraction form
    1,413,235.08/2,118,569.73 = 514,041.12/x
  3. Step 3: Cross multiply
    1,413,235.08x = 2,118,569.73 × 514,041.12
  4. Step 4: Simplify right side
    1,413,235.08x = 1,089,031,946,214.45
  5. Step 5: Solve for x
    x = 1,089,031,946,214.45/1,413,235.08
  6. Step 6: Final answer
    x = 770,595.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.