Home / 1,764,085.53-2,435,809.29-1,355,543.40

Finding the Fourth Proportional to 1,764,085.53, 2,435,809.29 and 1,355,543.40

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Solution

The fourth proportional to 1,764,085.53, 2,435,809.29 and 1,355,543.40 is: 1,871,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,085.53 : 2,435,809.29 = 1,355,543.40 : x
  2. Step 2: Convert to fraction form
    1,764,085.53/2,435,809.29 = 1,355,543.40/x
  3. Step 3: Cross multiply
    1,764,085.53x = 2,435,809.29 × 1,355,543.40
  4. Step 4: Simplify right side
    1,764,085.53x = 3,301,845,206,718.19
  5. Step 5: Solve for x
    x = 3,301,845,206,718.19/1,764,085.53
  6. Step 6: Final answer
    x = 1,871,703.58

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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.