Home / 1,240,466.40-1,860,699.60-530,566.20

Finding the Fourth Proportional to 1,240,466.40, 1,860,699.60 and 530,566.20

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Solution

The fourth proportional to 1,240,466.40, 1,860,699.60 and 530,566.20 is: 795,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,466.40 : 1,860,699.60 = 530,566.20 : x
  2. Step 2: Convert to fraction form
    1,240,466.40/1,860,699.60 = 530,566.20/x
  3. Step 3: Cross multiply
    1,240,466.40x = 1,860,699.60 × 530,566.20
  4. Step 4: Simplify right side
    1,240,466.40x = 987,224,316,113.52
  5. Step 5: Solve for x
    x = 987,224,316,113.52/1,240,466.40
  6. Step 6: Final answer
    x = 795,849.30

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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.