Home / 1,314,456.90-1,970,130.15-556,296.90

Finding the Fourth Proportional to 1,314,456.90, 1,970,130.15 and 556,296.90

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Solution

The fourth proportional to 1,314,456.90, 1,970,130.15 and 556,296.90 is: 833,787.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,456.90 : 1,970,130.15 = 556,296.90 : x
  2. Step 2: Convert to fraction form
    1,314,456.90/1,970,130.15 = 556,296.90/x
  3. Step 3: Cross multiply
    1,314,456.90x = 1,970,130.15 × 556,296.90
  4. Step 4: Simplify right side
    1,314,456.90x = 1,095,977,295,041.54
  5. Step 5: Solve for x
    x = 1,095,977,295,041.54/1,314,456.90
  6. Step 6: Final answer
    x = 833,787.17

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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.