Home / 1,385,495.10-2,078,841.36-745,050.28

Finding the Fourth Proportional to 1,385,495.10, 2,078,841.36 and 745,050.28

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Solution

The fourth proportional to 1,385,495.10, 2,078,841.36 and 745,050.28 is: 1,117,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,495.10 : 2,078,841.36 = 745,050.28 : x
  2. Step 2: Convert to fraction form
    1,385,495.10/2,078,841.36 = 745,050.28/x
  3. Step 3: Cross multiply
    1,385,495.10x = 2,078,841.36 × 745,050.28
  4. Step 4: Simplify right side
    1,385,495.10x = 1,548,841,337,343.58
  5. Step 5: Solve for x
    x = 1,548,841,337,343.58/1,385,495.10
  6. Step 6: Final answer
    x = 1,117,897.38

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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.