Home / 1,038,035.08-1,432,588.62-630,042.94

Finding the Fourth Proportional to 1,038,035.08, 1,432,588.62 and 630,042.94

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Solution

The fourth proportional to 1,038,035.08, 1,432,588.62 and 630,042.94 is: 869,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,035.08 : 1,432,588.62 = 630,042.94 : x
  2. Step 2: Convert to fraction form
    1,038,035.08/1,432,588.62 = 630,042.94/x
  3. Step 3: Cross multiply
    1,038,035.08x = 1,432,588.62 × 630,042.94
  4. Step 4: Simplify right side
    1,038,035.08x = 902,592,345,955.34
  5. Step 5: Solve for x
    x = 902,592,345,955.34/1,038,035.08
  6. Step 6: Final answer
    x = 869,520.08

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1.5x scale

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.