Home / 1,580,434.50-2,370,657.90-382,354.89

Finding the Fourth Proportional to 1,580,434.50, 2,370,657.90 and 382,354.89

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Solution

The fourth proportional to 1,580,434.50, 2,370,657.90 and 382,354.89 is: 573,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,434.50 : 2,370,657.90 = 382,354.89 : x
  2. Step 2: Convert to fraction form
    1,580,434.50/2,370,657.90 = 382,354.89/x
  3. Step 3: Cross multiply
    1,580,434.50x = 2,370,657.90 × 382,354.89
  4. Step 4: Simplify right side
    1,580,434.50x = 906,432,638,670.36
  5. Step 5: Solve for x
    x = 906,432,638,670.36/1,580,434.50
  6. Step 6: Final answer
    x = 573,533.82

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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.