Home / 1,230,436.42-1,697,748.66-707,045.91

Finding the Fourth Proportional to 1,230,436.42, 1,697,748.66 and 707,045.91

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Solution

The fourth proportional to 1,230,436.42, 1,697,748.66 and 707,045.91 is: 975,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,436.42 : 1,697,748.66 = 707,045.91 : x
  2. Step 2: Convert to fraction form
    1,230,436.42/1,697,748.66 = 707,045.91/x
  3. Step 3: Cross multiply
    1,230,436.42x = 1,697,748.66 × 707,045.91
  4. Step 4: Simplify right side
    1,230,436.42x = 1,200,386,249,444.26
  5. Step 5: Solve for x
    x = 1,200,386,249,444.26/1,230,436.42
  6. Step 6: Final answer
    x = 975,577.63

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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.