Home / 1,038,000.37-1,432,440.71-585,291.37

Finding the Fourth Proportional to 1,038,000.37, 1,432,440.71 and 585,291.37

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Solution

The fourth proportional to 1,038,000.37, 1,432,440.71 and 585,291.37 is: 807,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,000.37 : 1,432,440.71 = 585,291.37 : x
  2. Step 2: Convert to fraction form
    1,038,000.37/1,432,440.71 = 585,291.37/x
  3. Step 3: Cross multiply
    1,038,000.37x = 1,432,440.71 × 585,291.37
  4. Step 4: Simplify right side
    1,038,000.37x = 838,395,182,673.22
  5. Step 5: Solve for x
    x = 838,395,182,673.22/1,038,000.37
  6. Step 6: Final answer
    x = 807,702.20

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Double scale
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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.