Home / 1,455,597.16-2,183,095.02-390,386

Finding the Fourth Proportional to 1,455,597.16, 2,183,095.02 and 390,386

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Solution

The fourth proportional to 1,455,597.16, 2,183,095.02 and 390,386 is: 585,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,597.16 : 2,183,095.02 = 390,386 : x
  2. Step 2: Convert to fraction form
    1,455,597.16/2,183,095.02 = 390,386/x
  3. Step 3: Cross multiply
    1,455,597.16x = 2,183,095.02 × 390,386
  4. Step 4: Simplify right side
    1,455,597.16x = 852,249,732,477.72
  5. Step 5: Solve for x
    x = 852,249,732,477.72/1,455,597.16
  6. Step 6: Final answer
    x = 585,498.35

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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.