Home / 1,038,423.02-1,433,042.44-609,012.86

Finding the Fourth Proportional to 1,038,423.02, 1,433,042.44 and 609,012.86

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Solution

The fourth proportional to 1,038,423.02, 1,433,042.44 and 609,012.86 is: 840,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,423.02 : 1,433,042.44 = 609,012.86 : x
  2. Step 2: Convert to fraction form
    1,038,423.02/1,433,042.44 = 609,012.86/x
  3. Step 3: Cross multiply
    1,038,423.02x = 1,433,042.44 × 609,012.86
  4. Step 4: Simplify right side
    1,038,423.02x = 872,741,274,885.78
  5. Step 5: Solve for x
    x = 872,741,274,885.78/1,038,423.02
  6. Step 6: Final answer
    x = 840,448.70

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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.