Home / 1,262,526.48-1,742,295.77-689,566.66

Finding the Fourth Proportional to 1,262,526.48, 1,742,295.77 and 689,566.66

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Solution

The fourth proportional to 1,262,526.48, 1,742,295.77 and 689,566.66 is: 951,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,526.48 : 1,742,295.77 = 689,566.66 : x
  2. Step 2: Convert to fraction form
    1,262,526.48/1,742,295.77 = 689,566.66/x
  3. Step 3: Cross multiply
    1,262,526.48x = 1,742,295.77 × 689,566.66
  4. Step 4: Simplify right side
    1,262,526.48x = 1,201,429,074,851.03
  5. Step 5: Solve for x
    x = 1,201,429,074,851.03/1,262,526.48
  6. Step 6: Final answer
    x = 951,607.03

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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.