Home / 1,970,746.35-2,719,633.95-1,065,328.35

Finding the Fourth Proportional to 1,970,746.35, 2,719,633.95 and 1,065,328.35

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Solution

The fourth proportional to 1,970,746.35, 2,719,633.95 and 1,065,328.35 is: 1,470,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,746.35 : 2,719,633.95 = 1,065,328.35 : x
  2. Step 2: Convert to fraction form
    1,970,746.35/2,719,633.95 = 1,065,328.35/x
  3. Step 3: Cross multiply
    1,970,746.35x = 2,719,633.95 × 1,065,328.35
  4. Step 4: Simplify right side
    1,970,746.35x = 2,897,303,148,557.48
  5. Step 5: Solve for x
    x = 2,897,303,148,557.48/1,970,746.35
  6. Step 6: Final answer
    x = 1,470,155.28

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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.