Home / 1,429,070.65-1,972,066.41-808,862.51

Finding the Fourth Proportional to 1,429,070.65, 1,972,066.41 and 808,862.51

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Solution

The fourth proportional to 1,429,070.65, 1,972,066.41 and 808,862.51 is: 1,116,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,070.65 : 1,972,066.41 = 808,862.51 : x
  2. Step 2: Convert to fraction form
    1,429,070.65/1,972,066.41 = 808,862.51/x
  3. Step 3: Cross multiply
    1,429,070.65x = 1,972,066.41 × 808,862.51
  4. Step 4: Simplify right side
    1,429,070.65x = 1,595,130,586,279.29
  5. Step 5: Solve for x
    x = 1,595,130,586,279.29/1,429,070.65
  6. Step 6: Final answer
    x = 1,116,201.35

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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.