Home / 1,487,480.04-2,052,711.14-808,421.40

Finding the Fourth Proportional to 1,487,480.04, 2,052,711.14 and 808,421.40

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Solution

The fourth proportional to 1,487,480.04, 2,052,711.14 and 808,421.40 is: 1,115,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,480.04 : 2,052,711.14 = 808,421.40 : x
  2. Step 2: Convert to fraction form
    1,487,480.04/2,052,711.14 = 808,421.40/x
  3. Step 3: Cross multiply
    1,487,480.04x = 2,052,711.14 × 808,421.40
  4. Step 4: Simplify right side
    1,487,480.04x = 1,659,455,613,594.40
  5. Step 5: Solve for x
    x = 1,659,455,613,594.40/1,487,480.04
  6. Step 6: Final answer
    x = 1,115,615.38

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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.