Home / 1,430,314.01-1,973,834.63-785,775.95

Finding the Fourth Proportional to 1,430,314.01, 1,973,834.63 and 785,775.95

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Solution

The fourth proportional to 1,430,314.01, 1,973,834.63 and 785,775.95 is: 1,084,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,314.01 : 1,973,834.63 = 785,775.95 : x
  2. Step 2: Convert to fraction form
    1,430,314.01/1,973,834.63 = 785,775.95/x
  3. Step 3: Cross multiply
    1,430,314.01x = 1,973,834.63 × 785,775.95
  4. Step 4: Simplify right side
    1,430,314.01x = 1,550,991,767,733.10
  5. Step 5: Solve for x
    x = 1,550,991,767,733.10/1,430,314.01
  6. Step 6: Final answer
    x = 1,084,371.52

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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.