Home / 2,871,955.16-3,963,973.48-1,785,047.60

Finding the Fourth Proportional to 2,871,955.16, 3,963,973.48 and 1,785,047.60

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Solution

The fourth proportional to 2,871,955.16, 3,963,973.48 and 1,785,047.60 is: 2,463,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,955.16 : 3,963,973.48 = 1,785,047.60 : x
  2. Step 2: Convert to fraction form
    2,871,955.16/3,963,973.48 = 1,785,047.60/x
  3. Step 3: Cross multiply
    2,871,955.16x = 3,963,973.48 × 1,785,047.60
  4. Step 4: Simplify right side
    2,871,955.16x = 7,075,881,346,937.65
  5. Step 5: Solve for x
    x = 7,075,881,346,937.65/2,871,955.16
  6. Step 6: Final answer
    x = 2,463,785.45

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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.