Home / 1,502,455.15-2,074,106.28-857,750.80

Finding the Fourth Proportional to 1,502,455.15, 2,074,106.28 and 857,750.80

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Solution

The fourth proportional to 1,502,455.15, 2,074,106.28 and 857,750.80 is: 1,184,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,455.15 : 2,074,106.28 = 857,750.80 : x
  2. Step 2: Convert to fraction form
    1,502,455.15/2,074,106.28 = 857,750.80/x
  3. Step 3: Cross multiply
    1,502,455.15x = 2,074,106.28 × 857,750.80
  4. Step 4: Simplify right side
    1,502,455.15x = 1,779,066,320,955.02
  5. Step 5: Solve for x
    x = 1,779,066,320,955.02/1,502,455.15
  6. Step 6: Final answer
    x = 1,184,106.11

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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.