Home / 1,637,242.88-2,243,030.89-1,575,880.34

Finding the Fourth Proportional to 1,637,242.88, 2,243,030.89 and 1,575,880.34

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Solution

The fourth proportional to 1,637,242.88, 2,243,030.89 and 1,575,880.34 is: 2,158,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,242.88 : 2,243,030.89 = 1,575,880.34 : x
  2. Step 2: Convert to fraction form
    1,637,242.88/2,243,030.89 = 1,575,880.34/x
  3. Step 3: Cross multiply
    1,637,242.88x = 2,243,030.89 × 1,575,880.34
  4. Step 4: Simplify right side
    1,637,242.88x = 3,534,748,281,563.70
  5. Step 5: Solve for x
    x = 3,534,748,281,563.70/1,637,242.88
  6. Step 6: Final answer
    x = 2,158,963.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.