Home / 1,443,637-2,164,457.58-1,039,077.64

Finding the Fourth Proportional to 1,443,637, 2,164,457.58 and 1,039,077.64

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Solution

The fourth proportional to 1,443,637, 2,164,457.58 and 1,039,077.64 is: 1,557,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,637 : 2,164,457.58 = 1,039,077.64 : x
  2. Step 2: Convert to fraction form
    1,443,637/2,164,457.58 = 1,039,077.64/x
  3. Step 3: Cross multiply
    1,443,637x = 2,164,457.58 × 1,039,077.64
  4. Step 4: Simplify right side
    1,443,637x = 2,249,039,474,106.51
  5. Step 5: Solve for x
    x = 2,249,039,474,106.51/1,443,637
  6. Step 6: Final answer
    x = 1,557,898.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.