Home / 1,167,048.12-1,610,681.19-708,089.76

Finding the Fourth Proportional to 1,167,048.12, 1,610,681.19 and 708,089.76

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Solution

The fourth proportional to 1,167,048.12, 1,610,681.19 and 708,089.76 is: 977,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,048.12 : 1,610,681.19 = 708,089.76 : x
  2. Step 2: Convert to fraction form
    1,167,048.12/1,610,681.19 = 708,089.76/x
  3. Step 3: Cross multiply
    1,167,048.12x = 1,610,681.19 × 708,089.76
  4. Step 4: Simplify right side
    1,167,048.12x = 1,140,506,857,263.61
  5. Step 5: Solve for x
    x = 1,140,506,857,263.61/1,167,048.12
  6. Step 6: Final answer
    x = 977,257.78

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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.