Home / 1,038,057.16-1,432,274.34-630,149.08

Finding the Fourth Proportional to 1,038,057.16, 1,432,274.34 and 630,149.08

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Solution

The fourth proportional to 1,038,057.16, 1,432,274.34 and 630,149.08 is: 869,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,057.16 : 1,432,274.34 = 630,149.08 : x
  2. Step 2: Convert to fraction form
    1,038,057.16/1,432,274.34 = 630,149.08/x
  3. Step 3: Cross multiply
    1,038,057.16x = 1,432,274.34 × 630,149.08
  4. Step 4: Simplify right side
    1,038,057.16x = 902,546,357,658.61
  5. Step 5: Solve for x
    x = 902,546,357,658.61/1,038,057.16
  6. Step 6: Final answer
    x = 869,457.28

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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.