Home / 1,005,700.64-1,506,891.89-579,594.35

Finding the Fourth Proportional to 1,005,700.64, 1,506,891.89 and 579,594.35

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Solution

The fourth proportional to 1,005,700.64, 1,506,891.89 and 579,594.35 is: 868,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,700.64 : 1,506,891.89 = 579,594.35 : x
  2. Step 2: Convert to fraction form
    1,005,700.64/1,506,891.89 = 579,594.35/x
  3. Step 3: Cross multiply
    1,005,700.64x = 1,506,891.89 × 579,594.35
  4. Step 4: Simplify right side
    1,005,700.64x = 873,386,030,721.04
  5. Step 5: Solve for x
    x = 873,386,030,721.04/1,005,700.64
  6. Step 6: Final answer
    x = 868,435.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.